1) The sum of two numbers which are in the ratio of 5:7 is 120. Find the numbers.
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Step-by-step explanation:
let the required number be x. the two numbers are 50 and 70
Answered by
2
Answer
Let x be the HCF of the two nos respectively.
∴ 2 no.s be 5x and 7x respectively.
⇒ 5x + 7x = 120
⇒ 12x = 120
⇒ x = 120 / 12
= 10
∴ The no.s are 50 (5 × 10) and 70 (7 × 10).
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