Math  /  Numbers & Operations

Question3. Multiply: (a) 3.2×63.2 \times 6 (b) 2.85×82.85 \times 8 (c) 7.49×237.49 \times 23 (e) 0.426×230.426 \times 23 (e) 5.82×2.55.82 \times 2.5 (g) 1.026×10001.026 \times 1000 (4) 0.008×10000.008 \times 1000 (1) 1.832×17.351.832 \times 17.35 (k) 0.057×0.060.057 \times 0.06 (h) 16.92×105.416.92 \times 105.4 (a) If a bag of paddy weighs 75.25 kg , what is the weight of 150 bags? (b) 1.25 m of cloth is required to make 1 shirt. What is the length of cloth requir make 8 shirts?

Studdy Solution

STEP 1

1. Each multiplication problem is independent.
2. We will perform straightforward multiplication for each pair of numbers.
3. For problems involving real-world scenarios, we will interpret the multiplication in context.

STEP 2

1. Multiply the given numbers for each part.
2. Interpret the results in context for real-world scenarios.

STEP 3

Multiply 3.2×63.2 \times 6.
\[ 3.2 \times 6 = 19.2 $

STEP 4

Multiply 2.85×82.85 \times 8.
\[ 2.85 \times 8 = 22.8 $

STEP 5

Multiply 7.49×237.49 \times 23.
\[ 7.49 \times 23 = 172.27 $

STEP 6

Multiply 0.426×230.426 \times 23.
\[ 0.426 \times 23 = 9.798 $

STEP 7

Multiply 5.82×2.55.82 \times 2.5.
\[ 5.82 \times 2.5 = 14.55 $

STEP 8

Multiply 1.026×10001.026 \times 1000.
\[ 1.026 \times 1000 = 1026 $

STEP 9

Multiply 0.008×10000.008 \times 1000.
\[ 0.008 \times 1000 = 8 $

STEP 10

Multiply 1.832×17.351.832 \times 17.35.
\[ 1.832 \times 17.35 = 31.7922 $

STEP 11

Multiply 0.057×0.060.057 \times 0.06.
\[ 0.057 \times 0.06 = 0.00342 $

STEP 12

Multiply 16.92×105.416.92 \times 105.4.
\[ 16.92 \times 105.4 = 1783.368 $

STEP 13

Calculate the weight of 150 bags, each weighing 75.25 kg.
\[ 75.25 \times 150 = 11287.5 \text{ kg} $

STEP 14

Calculate the length of cloth required to make 8 shirts, each requiring 1.25 m.
\[ 1.25 \times 8 = 10 \text{ m} $
The solutions to the multiplication problems are as follows:
(a) 3.2×6=19.23.2 \times 6 = 19.2 (b) 2.85×8=22.82.85 \times 8 = 22.8 (c) 7.49×23=172.277.49 \times 23 = 172.27 (e) 0.426×23=9.7980.426 \times 23 = 9.798 (e) 5.82×2.5=14.555.82 \times 2.5 = 14.55 (g) 1.026×1000=10261.026 \times 1000 = 1026 (4) 0.008×1000=80.008 \times 1000 = 8 (1) 1.832×17.35=31.79221.832 \times 17.35 = 31.7922 (k) 0.057×0.06=0.003420.057 \times 0.06 = 0.00342 (h) 16.92×105.4=1783.36816.92 \times 105.4 = 1783.368 (a) The weight of 150 bags is 11287.5 kg11287.5 \text{ kg}. (b) The length of cloth required for 8 shirts is 10 m10 \text{ m}.

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