Numbers & Operations

Problem 401

3) You have two cards each with a integer on them and the two cards have sum of $(-11)$ . What two cards could you have? A) 5 and 6 B) -5 and -6 C) -5 and 6 D) 5 and -6

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Problem 402

Write in standard notation. $8.66 \times 10^{-7}$

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Problem 403

4) The train from New York to Boston goes 100 miles every 80 minutes. If the distance from New York to Boston is 240 miles, how long does it take to get from New York to Boston? A) 19.2 minutes B) 1 hour and 12 minutes C) 3 hours and 12 minutes D) d) 4 hours

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Problem 404

A family left for an overseas holiday on Saturday, June 24. \begin{tabular}{|l|l|l|l|l|l|l|l|} \hline \multicolumn{7}{|c|}{ JUNE } \\ \hline SUN & \multicolumn{2}{|c|}{ MON } & TUE & WED & THU & FRI & SAT \\ \hline 4 & 5 & 6 & 7 & 8 & 9 & 10 \\ \hline 11 & 12 & 13 & 14 & 15 & 16 & 17 \\ \hline 18 & 19 & 20 & 21 & 22 & 23 & 24 \\ \hline 25 & 26 & 27 & 28 & 29 & 30 & \\ \hline \end{tabular}
The family returned home exactly 2 weeks later. What date did they return home?

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Problem 405

While driving your rental car on your vacation in Europe, you find that you are getting $11.6 \mathrm{~km} / \mathrm{L}$ of gasoline. What does this value correspond to in miles per gallon? $11.6 \mathrm{~km} / \mathrm{L}=$ $\square$ $\frac{\mathrm{mi}}{\mathrm{gal}}$

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Problem 406

$1.6 \cdot 10^{-5} \cdot \frac{1000 \mathrm{mn}}{1 \mathrm{~m}}=$

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Problem 407

Find the Least Common Multiple (LCM) a) 72 and 132

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Problem 408

A lecture was attended by 95 people in the university auditorium. Eleven of them were students who had volunteered to manage the event and the rest were senic professors. How many senior professors attended the lecture?

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Problem 409

Convert the fraction to a decimal. $\frac{3}{15}$ 0.2 0.3 0.3333... 0.5

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Problem 410

10. A poor peasant went to the market to buy lumber to upgrade his home. The problem was that the poor peasant only had 400 whatsits to spend. He saw a sign that said, "Lumber to upgrade poor peasant homes, ONLY 66 RUBITS." Did the peasant have enough whatsits to buy the lumber? Show your work. 1 rubit = 30 crugles, 2 bambits $=1$ crugle, and 10 bambits $=1$ whatsits.

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Problem 411

6. Given that there are 8 ounces in one cup and 16 cups in one gallon, how many fluid ounces are there in 2.5 gallons of water?

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Problem 412

Treasury bills are currently paying 5 percent and the inflation rate is 2.5 percent. a. What is the approximate real rate of interest? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. What is the exact real rate? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a. Approximate real rate b. Exact real rate \begin{tabular}{|r|l|} \hline,+ & $\%$ \\ \hline & $\%$ \\ \hline \end{tabular}

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Problem 413

QUESTION 7 Perform the following calculation using the appropriate significant figure rules. $29.5 \times 0.0340+29.5 \times 0.0340=$ ? $\square$
QUESTION 8

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Problem 414

QUESTION 8 Perform the following calculation using the appropriate significant figure rules. $2.93-17.21 / 15.23+17.21=$ ?

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Problem 415

$\checkmark 1$ 2 3 $\checkmark 4$ $\checkmark 7$ $\times 9$ 10 11 12 13
An arctic ecologist measures the thickness of an ice floe. The thickness is 0.389 m . What is the thickness in centimeters? Write your answer as a decimal.

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Problem 416

Calculate and answer to 3 significant digits, using the correct unit. You may use Engineering Notation with the corresponding SI prefix: $\frac{752 \mu \mathrm{A}+25.8 \mu \mathrm{A}}{(417 \mathrm{nA})(413 \mu \mathrm{A})} \times(4.38 \mathrm{~A})^{2}=$
Nombre Types

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Problem 417

$\frac{a}{-4}$ when $a=-8$

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Problem 418

An investment of $\$ 1,000$ was made for 3 years at $4 \%$ interest compounded annually. How much was the principal? \begin{tabular}{|l|l|l|} \hline Year & Total investment & Interest \\ \hline 1 & $\$ 1,000.00$ & $\$ 40.00$ \\ \hline 2 & $\$ 1,040.00$ & $\$ 41.60$ \\ \hline 3 & $\$ 1,081.60$ & $\$ 43.27$ \\ \hline & & Total interest $=\$ 124.87$ \\ \hline \end{tabular} (A) 3 (B) $\$ 123.87$ (C) $4 \%$ (D) $\$ 1,000$

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Problem 419

$\left(67 . \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}$

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Problem 420

$\left(88 \cdot \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}$

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Problem 421

Find the value of the following. Write your answer as either a reduced proper fraction or reduced mixed number. all work! $\frac{5}{18} \cdot \frac{27}{10}$

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Problem 422

$\frac{7}{3}-\frac{1}{5}$

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Problem 423

Solve using tape diagrams.
1. A gardener installed 42.6 meters of fencing in a week. He installed 13.45 meters on Monday and 9.5 meters on Tuesday. He installed the rest of the fence in equal lengths on Wednesday through Friday. How many meters of fencing did he install on each of the last three days?

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Problem 424

2. Jenny charges $\$ 9.15$ an hour to babysit toddlers and $\$ 7.45$ an hour to babysit school-aged children. a. If Jenny babysat toddlers for 9 hours and school-aged children for 6 hours, how much money did she earn in all? b. Jenny wants to earn $\$ 1,300$ by the end of the summer. How much more will she need to earn to meet her goal?

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Problem 425

You might need: Calculator
Roselyn is driving to visit her family, who live 150 kilometers away. Her average speed is 60 kilometers per hour. The car's tank has 20 liters of fuel at the beginning of the drive, and its fuel efficiency is 6 kilometers per liter. Fuel costs 0.60 dollars per liter.
How long can Roselyn drive before she runs out of fuel? $\square$ hours Show Calculator

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Problem 426

Question Completion Status:
QUESTION 1 Perform the following operation and report your answer with the appropriate number of significant figures / digits of precision. log 100 $=$ ? $\square$
QUESTION 2 Perform the following operation and report your answer with the appropriate number of significant figures $\%$ digits of precision. log 56.2 $=$ ? $\square$
QUESTION 3 Perform the following operation and report your answer with the appropriate number of significant figures / digits of precision. $-\log 2.3$ $=$ ? $\square$

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Problem 427

(16) 6 is what $\%$ of 15 ?

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Problem 428

Points: 0 of 1 Save Express the indicated degree of likelihood as a probability value between 0 and 1. When using a computer to randomly generate the last digit of a phone number to be called for a survey, there is 1 chance in 10 that the last digit is zero.
The probability is $\square$ (Type an integer or a decimal. Do not round.) Clear all Check answer Get more help -

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Problem 429

Ruestion Completion Status: QUESTION 6 Perform the following operation. Answer using the appropriate number of significant figures $/$ digits of precision. antilog $0.00654=$ ?

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Problem 430

A student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the missing part of this equation. $\left(0.050 \frac{\mathrm{g}}{\mathrm{cm}^{3}}\right) \cdot \dot{\emptyset}=? \frac{\mathrm{g}}{\mathrm{m}^{3}}$

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Problem 431

Which pair of numbers has an LCM of 60? 2 and 12 5 and 12 6 and 12 3 and 12

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Problem 432

$1 \cdot 5 \cdot-2 \cdot-4$

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Problem 433

$-3-2$

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Problem 434

Which pair of numbers has an LCM of $16 ?$ 4 and 8 3 and 16 2 and 4 4 and 16

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Problem 435

$-4 \cdot 0$

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Problem 436

$(-2)-(-5)$

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Problem 437

$\frac{10}{-2}$

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Problem 438

$-\frac{10}{2}$

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Problem 439

Ms. Tyson is doing an engineering challenge with her students. Each team will get a kit with bags of marshmallows and boxes of toothpicks. Ms. Tyson has 36 bags of marshmallows and 48 boxes of toothpicks. She wants to use all the bags of marshmallows and all the boxes of toothpicks to make identical kits for the teams.
Which of the following numbers of identical kits can Ms. Tyson make? Choose ALL that apply. 1 2 5 6 10 15

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Problem 440

What is the GCF of 30 and 54? 3 6 9 15

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Problem 441

10. What is the result of $(3+2 i)-(1+2 i)$ ? a. -2 b. $2+0 i$ c. $2 i$ d. $2-2 i$

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Problem 442

Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. $\begin{array}{c} 933.55 \mathrm{~g} \div 0.33 \mathrm{~mL}=\square \frac{\mathrm{g}}{\mathrm{mL}} \\ 653.45 \mathrm{~mol} \div 45.914 \mathrm{~L}=\square \frac{\mathrm{mol}}{\mathrm{L}} \\ 7.81 \frac{\mathrm{g}}{\mathrm{mL}} \times 1.525 \mathrm{~mL}=\square \mathrm{g} \end{array}$ $\square$ $\times 10$

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Problem 443

Solve mentally. (NO WORK TO SHOW) A color called Passion Pink is made by mixing red paint and white paint in a ratio of 2 to 7 . How many drops of white paint do you need:
S If you use 20 drops of red paint? L If you use 40 drops of red paint? T If you use 3 drops of red paint?

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Problem 444

A single human red blood cell has a mass of about 27 pg .
Part A
What is this mass in kilograms?

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Problem 445

5. The attendance at school on Friday was 551 students. This was $95 \%$ of the total enrolment. What is the total enrolment of the school?
6. Jason lives 16 blocks from the school. Eact day he walks 3 blocks to catch the bus. What percent to the distance to school does he an?

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Problem 446

Marks for correct answer 3 | Negative marks 0 Question 13
Five friends had lunch in a restaurant. After the lunch, they paid the bill wherein four of them contributed Rs. 20, Rs. 25, Rs. 16 and Rs. 13 towards the bill while the fifth friend contributed Rs. 10 more than the average of the bill paid by each of them. How much (in Rs.) did the fifth friend pay?
Enter your response (as an integer) using the virtual keyboard in the box provided below. $\square$ Backspace

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Problem 447

12. If the list price on a pair of skates is $\$ 75$ ad the soles tax is $7 \%$ , calculate the total cost.
13. The cost of a downloaded album is $\$ 1099$ . Edded to this cost is a $10 \%$ before-tax processing fee, $5 \%$ GST, and $7 \%$ PST. What is the toted cost of the album?

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Problem 448

18. Order least to greatest: $\begin{array}{lll}0.64 & 0.8 & 0.259\end{array}$

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Problem 449

9. Write 0.06 as a fraction.

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Problem 450

12. Write $28 \%$ as a fraction.

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Problem 451

20. Express $\frac{1}{5}$ as a decimal.

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Problem 452

32. A vehicle travels 256 km in 4 hours. What is its rate of speed?

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Problem 453

The ledger og ABC Rental Agency on 31/3 of the current year includes the following selected accounts before adjusting entries have been prepared \begin{tabular}{lc} & Debit \\ credit & \\ Prepaid Insurance & 7,200 \\ Supplies & 5,600 \\ Equipment & 50,000 \end{tabular}
Accumulated DEPEquipment 16,800
Notes Payable 40,000
Unearned Rent Revenue 12,000
Rent Revenue 120,000 \begin{tabular}{lc} Interest Expense & $-0-$ \\ Salaries Expense & 28,000 \end{tabular}
An analysis of the accounts shows the following.
1. The equipment depreciates $\$ 500$ per month.
2. One-third of the unearned rent was earned during the quarter.
3. Interest of $\$ 1000$ is accrued on the notes payable.
4. Supplies on hand total $\$ 1300$ .
5. Insurance expires at the rate of $\$ 600$ per month.
6. Salaries for march of $\$ 14,000$ not paid .
Instructions Prepare the adjusting entries at $31 / 3$ assuming that adjusting entries are made quarterly.

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Problem 454

36. Solve: $(-3)(-8)+(24) \div(-2)=$

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Problem 455

$6 \frac{5}{8}-2 \frac{1}{4}=$

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Problem 456

49. Last year 340 people came to the grade 9 track meet. This year the audience was 120\% of whatit was last year. How many people came this year?

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Problem 457

46. Write $156 \%$ as a decimal. $156 \%=$ $\qquad$

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Problem 458

34. What is the greatest common factor (GCF) of 16 and $48 ?$

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Problem 459

47. Find $35 \%$ of 260.

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Problem 460

52. Divide: $3.22 \div 0.5=$

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Problem 461

The number of first-year students enrolled at CBU in 2021 was 1290 . If $94 \%$ of the students only proceeded and enrolled in the following academic year, find out how many will be enrolled in the $5^{\text {th }}$ year.

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Problem 462

11. Arrange the decimals in order.
Begin with the smallest. (a) $3.33,3.03,3.303$ $\qquad$ (b) $5.51,5.051,5.501$ $\qquad$ (c) $4,4.01,4.001$ $\qquad$ (d) $0.203,0.023,0.23,0.302$ $\qquad$
12. Arrange the decimals in order. Begin with the greatest. (a) $63.5,63.05,63.52$ $\qquad$ (b) $3.87,3.708,3.78$ $\qquad$ (c) $13.29,9.25,13.9,9.512$ $\qquad$ (d) $2.561,2,2.617,2.716$ $\qquad$
13. Answer the questions. Use a number line to help you. (a) What is 0.1 more than 3.619 ? $\qquad$ (b) What is 0.01 more than 3.619 ? $\qquad$ (c) What is 0.001 more than 3.619 ? $\qquad$ (d) What is 0.1 less than 4.709 ? $\qquad$ (e) What is 0.01 less than 4.709 ? $\qquad$ (f) What is 0.001 less than 4.709 ? $\qquad$

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Problem 463

Aufg. 2 Berechne ; gib das Ergebnis in Exponentialdarstellung an \begin{tabular}{|c|c|l|} \hline $a$ & $8 \cdot 10^{5}-5 \cdot 10^{5}$ & $=$ \\ \hline $b$ & $6,4 \cdot 10^{6}-3,5 \cdot 10^{6}$ & $=$ \\ \hline $c$ & $8,4 \cdot 10^{5}+4,8 \cdot 10^{5}$ & $=$ \\ \hline $d$ & $3,1 \cdot 10^{7}+43 \cdot 10^{6}$ & $=$ \\ \hline $e$ & $3,1 \cdot 10^{6}+43 \cdot 10^{6}$ & $=$ \\ \hline $f$ & $10^{4}+10^{4}$ & $=$ \\ \hline g & $10^{4}+10^{5}$ & $=$ \\ \hline $h$ & $10^{5}-10^{4}$ & $=$ \\ \hline $i$ & $10^{6}-10^{4}$ & $=$ \\ \hline $j$ & $10^{4} \cdot 10^{4}$ & $=$ \\ \hline $k$ & $10^{6} \cdot 10^{4}$ & $=$ \\ \hline L & $10^{6}: 10^{4}$ & $=$ \\ \hline m & $10^{4}: 10^{6}$ & $=$ \\ \hline \end{tabular}

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Problem 464

$24-(-12)-12+(-5)+18-(-10)$

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Problem 465

Rewrite each subtraction problem as an addition problem by using the additive inverse. A) Use the number line above to help you answer these questions. 1) $(-1)+7=$ 11) $7+(-5)=$ 2) $(-1)-7=$ 12) $(-3)-6=$ 3) $6+(-3)=$ 13) $4+(-8)=$ 4) $6-(-3)=$ 14) $(-1)-(-10)=$ 5) $(-4)+(-5)=$ 15) $7+(-9)=$ 6) $(-4)-(-5)=$ 16) $(-1)-8=$ 7) $3+(-3)=$ 17) $(-5)+(-3)=$ 8) $3-(-3)=$ 18) $(-6)-(-7)=$ 9) $(-2)+(-3)=$ 19) $8+(-9)=$ 10) $(-2)-(-3)=$ 20) $\quad 4-(-6)=$

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Problem 466

Sara drives 96 miles on 3.2 gallons of gas. She uses this information to calculate how many miles per gallon she can drive. Using this result, how many miles can Sara drive on 12.5 gallons of gas? 2.4 240 375 37.5

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Problem 467

Divide: $1,421 \div 29=$

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Problem 468

How much interest is earned on a CD with a 2 year fixed maturity, if the initial investment is $\$ 940$ and the annual interest rate is $2.6 \%$ ? $\text { Interest = } \$[?]$

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Problem 469

Travis traveled 315 miles in 5 hours. What is his unit rate of speed in miles per hour? $\qquad$ miles per hour
The solution is $\square$

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Problem 470

Fracción Fracción equivalente 6/10 3/5 8 142 9/6 100/05 20/13 224 s 955 2011 5

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Problem 471

Identify the percent, amount, and base in this problem: What is $20 \%$ of 50 ? Percent $=20 \%$ , Amount $=$ unknown, Base $=50$ Percent $=20 \%$ , Amount $=50$ , Base $=$ unknown Percent $=50 \%$ , Amount $=$ unknown, Base $=20$ Percent $=$ unknown, Amount $=20$ , Base $=50$

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Problem 472

Anais bought $2 \frac{1}{2}$ yards of ribbon. She had 1 feet 6 inches of ribbon left after trimming some curtains. How many inches of ribbon did Anais use to trim the curtains?
Anais used $\qquad$ inches of ribbon.
The solution is $\square$

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Problem 473

Put these numbers in order from least to greatest.

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Problem 474

Which sign makes the statement true? $-\frac{\pi}{2} ?-\sqrt{8}$

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Problem 475

$\frac{3}{8} \div\left(-\frac{7}{4}\right)$

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Problem 476

Put these numbers in order from least to greatest. $-\frac{61}{6}$ $-2$ $-\sqrt{133}$

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Problem 477

Identify the pair of numbers that represents the boiling point of water in degrees Celsius and the freezing point of water in degrees Fahrenheit. 100 degrees Celsius and 32 degrees Fahrenheit 212 degrees Celsius and 0 degrees Fahrenheit 100 degrees Celsius and 0 degrees Fahrenheit 32 degrees Celsius and 0 degrees Fahrenheit

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Problem 478

If you borrow $\$ 900$ for 4 years at an innual interest rate of $5 \%$ , how much will you pay altogether? \$[?]

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Problem 479

Type the missing number that makes these fractions equal: $\frac{\square}{12}=\frac{2}{3}$
Sumbit

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Problem 480

Evaluate each expression.
1. $26-8 \div 4$ $\qquad$

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Problem 481

Question 2
Rita wants to buy a sweater that was originally priced at $\$ 25.00$ . Today the sweater is on sale for $40 \%$ off the original price.
Part A
What is the sale price of the sweater? \$
Part B
Rita has a coupon for an additional 10\% off the sale price. How much will Rita pay for the sweater before taxes?

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Problem 482

Question 6
Yolanda buys two types of flowering plants. She buys 36 geraniums and 63 marigolds. She wants to plant an equal number of flowers in each row of her garden. Each row will contain only one type of flowering plant.
Part A
Yolanda uses all the plants she bought in her garden. Determine the greatest number of flowering plants that could be in each row of the garden. $\square$ plants
Part B
How many rows of each type of flowering plant will be in Yolanda's garden? $\square$ rows of geraniums $\square$ rows of marigolds

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Problem 483

Question 2
Rita wants to buy a sweater that was originally priced at $\$ 25.00$ . Today the sweater is on sale for $40 \%$ off the original price.
Part A
What is the sale price of the sweater? \$
Part B
Rita has a coupon for an additional $10 \%$ off the sale price. How much will Rita pay for the sweater before taxes? $\$$ Next Question Done and Review

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Problem 484

Question 5
Makayla wants to buy a carton of juice. She could buy a 48 -ounce container for $\$ 2.88$ or a 64 -ounce container for $\$ 3.52$ . Which container is the better buy? Justify your response. (i) Instructions 100 of 100 words remaining
B $\underline{\mathrm{u}}$ $I$ 三三 ㅋ $I_{x} \quad \checkmark$

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Problem 485

Multiply. Write in scientific notation, and then write the result in standard forn 1.4.1) $\left(-3.4 \times 10^{-7}\right) \times\left(8.4 \times 10^{5}\right)=$ 1.4.2) $\left(70 \times 10^{-4}\right) \times\left(60 \times 10^{6}\right)=$
Divide. Write in scientific notation, and then write the result in standard form. 1.4.3) $\frac{4.10 \times 10^{-2}}{\left(-2.05 \times 10^{4}\right)}=$ 1.4.4) $\frac{1.14 \times 10^{7}}{3.8 \times 10^{-3}}=$

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Problem 486

27 a. Soient $c=29444684$ , $d=13168063, e=1229015134$ et $h=549632$ 277. A-t-on $\frac{c}{d}=\frac{e}{h}$ ? b. A-t-on $\sqrt{2}=\frac{22619537}{15994428}$ ?

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Problem 487

Fill in the missing numbers The sum of -1 and -12 is $\square$ and the product of $(-1)(-12)$ is $\square$

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Problem 488

1) $\frac{5}{2} \times\left(\frac{2}{3}-\frac{1}{5}\right)-\left(\frac{2}{5} \div \frac{4}{3}\right)$

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Problem 489

The trainers at Atlantis Aquarium perform shows about sea life. Yesterday, they performed 4 shows in 2 hours. Today, they will perform shows. ) If they perform shows at the same rate, how many hours will the trainers spend performing shows today?

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Problem 490

Ayana's Diner sold 600 milkshakes last week. $79 \%$ of the milkshakes had whipped cream on top. How many milkshakes with whipped cream were sold? $\square$ milkshakes Submit

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Problem 491

The parking garage at the arport has 6 empty parking spaces and 194 full paking spaces What percemage of the spaces in the garage are empty? Write your answer using a percent sign (\%6). $\square$

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Problem 492

Arrange the three digit cards to complete the calculation. What is the answer to the calculation? Answer ÷ 3 = 0. 4 2 1

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Problem 493

Tyler Moore L1-3
If Olivia can swim 19 lengths of a 25-metre (m) pool every 15 minutes, how many metres can she swim in one hour?
Include the units $m$ (metres) in your answer.

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Problem 494

Simplify. $\sqrt{\frac{5}{3}}$

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Problem 495

om least to greatest.
18. $\left\{\sqrt{64}, 8.8, \frac{26}{3}, 8 \frac{2}{7}\right\}$

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Problem 496

Solve the fraction application problem. If you have any improper fractions, turn them into mixed or whole numbers. Answer must be in Fraction form and use (i) in your answer to designate any fractions. Make sure to simplif any fractions completely.
Sal walked $3 \frac{4}{10}$ miles to the store. Gloria walked 5 miles to work. How much further did Gloria Walk? Gloria Walked Blank 1 more miles than Sal.

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Problem 497

Do the ratios 5:2 and 13:6 form a proportion? yes no Submit

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Problem 498

Do the ratios $3: 1$ and 12:4 form a proportion? yes no

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Problem 499

https://ng.cengage.com/static/nb/ui/evo/index.html?deploymentld=5560042510444701712549934146\&eISBN=97813058667688i... Search thi MINDTAP Assignment Score: 56 nment: Simple Interest Save Submit Assignment for Grad Question 4
Chapter9_Activity_9.1.4 Check My W (a) You have agreed to borrow $\$ 50$ and after six months pay back $\$ 58$ . How much interest are you paying? What is the annual interest rate?
Interest: \\square $Rate:$ \square $\% (b) If you borrow$ \ $800$ at $18 \%$ for 11 months, how much total interest will you pay?
Total Interest: \\square$ (use .9167) Check My 0 - Icon Key - Questi

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Problem 500

$21.7 \div 7$

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1 2 3 4 5 6 7 8 ...118

Numbers & Operations

Problem 401

3) You have two cards each with a integer on them and the two cards have sum of (−11)(-11)(−11). What two cards could you have? A) 5 and 6 B) -5 and -6 C) -5 and 6 D) 5 and -6

Problem 402

Write in standard notation. 8.66×10−78.66 \times 10^{-7}8.66×10−7

Problem 403

4) The train from New York to Boston goes 100 miles every 80 minutes. If the distance from New York to Boston is 240 miles, how long does it take to get from New York to Boston? A) 19.2 minutes B) 1 hour and 12 minutes C) 3 hours and 12 minutes D) d) 4 hours

Problem 404

Problem 405

Problem 406

1.6⋅10−5⋅1000mn1 m=1.6 \cdot 10^{-5} \cdot \frac{1000 \mathrm{mn}}{1 \mathrm{~m}}=1.6⋅10−5⋅1 m1000mn​=

Problem 407

Find the Least Common Multiple (LCM) a) 72 and 132

Problem 408

A lecture was attended by 95 people in the university auditorium. Eleven of them were students who had volunteered to manage the event and the rest were senic professors. How many senior professors attended the lecture?

Problem 409

Convert the fraction to a decimal. 315\frac{3}{15}153​ 0.2 0.3 0.3333... 0.5

Problem 410

Problem 411

6. Given that there are 8 ounces in one cup and 16 cups in one gallon, how many fluid ounces are there in 2.5 gallons of water?

Problem 412

Problem 413

QUESTION 7 Perform the following calculation using the appropriate significant figure rules. 29.5×0.0340+29.5×0.0340=29.5 \times 0.0340+29.5 \times 0.0340=29.5×0.0340+29.5×0.0340= ? □\square□QUESTION 8

Problem 414

QUESTION 8 Perform the following calculation using the appropriate significant figure rules. 2.93−17.21/15.23+17.21=2.93-17.21 / 15.23+17.21=2.93−17.21/15.23+17.21= ?

Problem 415

✓1\checkmark 1✓1 2 3 ✓4\checkmark 4✓4 ✓7\checkmark 7✓7 ×9\times 9×9 10 11 12 13An arctic ecologist measures the thickness of an ice floe. The thickness is 0.389 m . What is the thickness in centimeters? Write your answer as a decimal.

Problem 416

Problem 417

a−4\frac{a}{-4}−4a​ when a=−8a=-8a=−8

Problem 418

Problem 419

(67.Ncm)⋅□=?Nmm\left(67 . \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}(67.cmN​)⋅□=?mmN​

Problem 420

(88⋅Ncm)⋅□=?Nmm\left(88 \cdot \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}(88⋅cmN​)⋅□=?mmN​

Problem 421

Find the value of the following. Write your answer as either a reduced proper fraction or reduced mixed number. all work! 518⋅2710\frac{5}{18} \cdot \frac{27}{10}185​⋅1027​

Problem 422

73−15\frac{7}{3}-\frac{1}{5}37​−51​

Problem 423

Problem 424

Problem 425

Problem 426

Problem 427

(16) 6 is what %\%% of 15 ?

Problem 428

Problem 429

Ruestion Completion Status: QUESTION 6 Perform the following operation. Answer using the appropriate number of significant figures /// digits of precision. antilog 0.00654=0.00654=0.00654= ?

Problem 430

Problem 431

Which pair of numbers has an LCM of 60? 2 and 12 5 and 12 6 and 12 3 and 12

Problem 432

1⋅5⋅−2⋅−41 \cdot 5 \cdot-2 \cdot-41⋅5⋅−2⋅−4

Problem 433

−3−2-3-2−3−2

Problem 434

Which pair of numbers has an LCM of 16?16 ?16? 4 and 8 3 and 16 2 and 4 4 and 16

Problem 435

−4⋅0-4 \cdot 0−4⋅0

Problem 436

(−2)−(−5)(-2)-(-5)(−2)−(−5)

Problem 437

10−2\frac{10}{-2}−210​

Problem 438

−102-\frac{10}{2}−210​

Problem 439

Problem 440

What is the GCF of 30 and 54? 3 6 9 15

Problem 441

10. What is the result of (3+2i)−(1+2i)(3+2 i)-(1+2 i)(3+2i)−(1+2i) ? a. -2 b. 2+0i2+0 i2+0i c. 2i2 i2i d. 2−2i2-2 i2−2i

Problem 442

Problem 443

Solve mentally. (NO WORK TO SHOW) A color called Passion Pink is made by mixing red paint and white paint in a ratio of 2 to 7 . How many drops of white paint do you need:S If you use 20 drops of red paint? L If you use 40 drops of red paint? T If you use 3 drops of red paint?

Problem 444

A single human red blood cell has a mass of about 27 pg .Part AWhat is this mass in kilograms?

Problem 445

5. The attendance at school on Friday was 551 students. This was 95%95 \%95% of the total enrolment. What is the total enrolment of the school?6. Jason lives 16 blocks from the school. Eact day he walks 3 blocks to catch the bus. What percent to the distance to school does he an?

Problem 446

Problem 447

Problem 448

3) You have two cards each with a integer on them and the two cards have sum of $(-11)$ . What two cards could you have? A) 5 and 6 B) -5 and -6 C) -5 and 6 D) 5 and -6

Write in standard notation. $8.66 \times 10^{-7}$

$1.6 \cdot 10^{-5} \cdot \frac{1000 \mathrm{mn}}{1 \mathrm{~m}}=$

Convert the fraction to a decimal. $\frac{3}{15}$ 0.2 0.3 0.3333... 0.5

QUESTION 7 Perform the following calculation using the appropriate significant figure rules. $29.5 \times 0.0340+29.5 \times 0.0340=$ ? $\square$
QUESTION 8

QUESTION 8 Perform the following calculation using the appropriate significant figure rules. $2.93-17.21 / 15.23+17.21=$ ?

$\checkmark 1$ 2 3 $\checkmark 4$ $\checkmark 7$ $\times 9$ 10 11 12 13
An arctic ecologist measures the thickness of an ice floe. The thickness is 0.389 m . What is the thickness in centimeters? Write your answer as a decimal.

$\frac{a}{-4}$ when $a=-8$

$\left(67 . \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}$

$\left(88 \cdot \frac{\mathrm{N}}{\mathrm{cm}}\right) \cdot \square=? \frac{\mathrm{N}}{\mathrm{mm}}$

Find the value of the following. Write your answer as either a reduced proper fraction or reduced mixed number. all work! $\frac{5}{18} \cdot \frac{27}{10}$

$\frac{7}{3}-\frac{1}{5}$

(16) 6 is what $\%$ of 15 ?

Ruestion Completion Status: QUESTION 6 Perform the following operation. Answer using the appropriate number of significant figures $/$ digits of precision. antilog $0.00654=$ ?

$1 \cdot 5 \cdot-2 \cdot-4$

$-3-2$

Which pair of numbers has an LCM of $16 ?$ 4 and 8 3 and 16 2 and 4 4 and 16

$-4 \cdot 0$

$(-2)-(-5)$

$\frac{10}{-2}$

$-\frac{10}{2}$

10. What is the result of $(3+2 i)-(1+2 i)$ ? a. -2 b. $2+0 i$ c. $2 i$ d. $2-2 i$

Solve mentally. (NO WORK TO SHOW) A color called Passion Pink is made by mixing red paint and white paint in a ratio of 2 to 7 . How many drops of white paint do you need:
S If you use 20 drops of red paint? L If you use 40 drops of red paint? T If you use 3 drops of red paint?

A single human red blood cell has a mass of about 27 pg .
Part A
What is this mass in kilograms?

5. The attendance at school on Friday was 551 students. This was $95 \%$ of the total enrolment. What is the total enrolment of the school?
6. Jason lives 16 blocks from the school. Eact day he walks 3 blocks to catch the bus. What percent to the distance to school does he an?

18. Order least to greatest: $\begin{array}{lll}0.64 & 0.8 & 0.259\end{array}$

12. Write $28 \%$ as a fraction.

20. Express $\frac{1}{5}$ as a decimal.

36. Solve: $(-3)(-8)+(24) \div(-2)=$

$6 \frac{5}{8}-2 \frac{1}{4}=$

46. Write $156 \%$ as a decimal. $156 \%=$ $\qquad$

34. What is the greatest common factor (GCF) of 16 and $48 ?$

47. Find $35 \%$ of 260.

52. Divide: $3.22 \div 0.5=$

The number of first-year students enrolled at CBU in 2021 was 1290 . If $94 \%$ of the students only proceeded and enrolled in the following academic year, find out how many will be enrolled in the $5^{\text {th }}$ year.

$24-(-12)-12+(-5)+18-(-10)$

Divide: $1,421 \div 29=$

How much interest is earned on a CD with a 2 year fixed maturity, if the initial investment is $\$ 940$ and the annual interest rate is $2.6 \%$ ? $\text { Interest = } \$[?]$

Travis traveled 315 miles in 5 hours. What is his unit rate of speed in miles per hour? $\qquad$ miles per hour
The solution is $\square$

Anais bought $2 \frac{1}{2}$ yards of ribbon. She had 1 feet 6 inches of ribbon left after trimming some curtains. How many inches of ribbon did Anais use to trim the curtains?
Anais used $\qquad$ inches of ribbon.
The solution is $\square$

Which sign makes the statement true? $-\frac{\pi}{2} ?-\sqrt{8}$