Question 129By what number should we multiply -8-13 so that the product may be 24-

Let the required number be x. According to the question, 8x/13 = 24 x= 13 × 24/8 x = 13 × 3 = 39 Hence, 8/13 should be multiplied by 39 to get the pr ...

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Standard VII

Mathematics

Multiplication and Division of Rational Numbers

Question 129B...

Question

Question 129
By what number should we multiply $\frac{- 8}{13}$ so that the product may be 24?

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Solution

Let the required number be x.
According to the question,
$\frac{- 8 x}{13} = 24 x = - \frac{13 \times 24}{8} x = - 13 \times 3 = - 39$
Hence, $\frac{- 8}{13}$ should be multiplied by - 39 to get the product 24

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Multiplication and Division of Rational Numbers

Standard VII Mathematics

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Question 129 By what number should we multiply −813 so that the product may be 24?

Let the required number be x. According to the question, −8x13=24x=−13×248x=−13×3=−39 Hence, −813 should be multiplied by - 39 to get the product 24

Question 129
By what number should we multiply $\frac{- 8}{13}$ so that the product may be 24?

Let the required number be x.
According to the question,
$\frac{- 8 x}{13} = 24 x = - \frac{13 \times 24}{8} x = - 13 \times 3 = - 39$
Hence, $\frac{- 8}{13}$ should be multiplied by - 39 to get the product 24