Page 149 - Start Up Mathematics_3

Example 10: Multiply 125 p by 7.

1 3
Solution: ` 1.25 (125 p = ` 1.25)

× 7
` 8.75

Answer: ` 8.75
Remember
Example 11: Multiply 21 p by 3. As there is no number

before the point, we
Solution: 21 p write 0.
× 3

63
Answer: 63 p = ` 0.63

EXERCISE 10.3

1. Multiply.
(a) 26 p by 2 (b) 35 p by 6 (c) 123 p by 5

(d) 42 p by 8 (e) 207 p by 9 (f) 325 p by 4

2. Multiply and express the answer in rupees.
(a) 32 p by 3 (b) ` 4.12 by 5 (c) ` 12.05 by 8

(d) 107 p by 6 (e) ` 0.85 by 2 (f) ` 49.50 by 9

3. Find the product.

` p ` p
(a) 2 6 1 5 (b) 9 2 4

× 6 × 7

= ` = `

` p ` p
(c) (d)
1 2 3 0 3 1 1 0
× 9 × 8

= ` = `

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