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# What Quantity Must Be Subtracted from Each Term of the Ratio 9: 17 to Make It Equal to 1: 3? - Mathematics

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#### Question

What quantity must be subtracted from each term of the ratio 9: 17 to make it equal to 1: 3?

#### Solution

Let x be subtracted from each term of the ratio 9: 17.

(9 - x)/(17 - x) = 1/3

27 - 3x = 17 - x

10 = 2x

x = 5

Thus, the required number which should be subtracted is 5.

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#### APPEARS IN

Selina Solution for Concise Mathematics for Class 10 ICSE (2020 (Latest))
Chapter 7: Ratio and Proportion (Including Properties and Uses)
Exercise 7(A) | Q: 11 | Page no. 87

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Solution What Quantity Must Be Subtracted from Each Term of the Ratio 9: 17 to Make It Equal to 1: 3? Concept: Ratios.
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