Math  /  Numbers & Operations

Question2. Ethan buys a pair of jeans online for $22\$ 22. After the shipping charge is added, the new total is $25.52\$ 25.52. What is the percent increase in the cost of the jeans due to the shipping charge?
3. A restaurant manager decides to decrease the size of the soft drink cups by 10%10 \%. The new drink cup holds 27 ounces. How much did the original cup hold?

In July, Noor's family used 12,568 gallons of water. In August, they used 11,562 gallons fater. What is the percent decrease in the family's water usage? Round your answer to earest percent.

Studdy Solution
Calculate the percent increase using the formula:
Percent Increase=(Shipping ChargeOriginal Cost)×100\text{Percent Increase} = \left(\frac{\text{Shipping Charge}}{\text{Original Cost}}\right) \times 100
Substitute the known values:
Percent Increase=(3.5222)×10016%\text{Percent Increase} = \left(\frac{3.52}{22}\right) \times 100 \approx 16\%
The percent increase in the cost of the jeans due to the shipping charge is approximately 16% \boxed{16\%} .
### Problem 3: Original Size of the Soft Drink Cup
_ASSUMPTIONS_:
1. The size of the new drink cup is 27 ounces.
2. The size of the cup was decreased by 10% 10\% .
3. We need to find the original size of the cup.

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