SSC CHSL Model Paper 8

Question : 69 of 100

Marks: +1, -0

Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?

16 years
18 years
20 years
Cannot be determined

Validate

Solution:

Let the ages of Kunal and Sagar 6 years ago be 6x and 5x years respectively.
Then,

{(6x+6)+4}/{(5x+6)+4}=11/10

⇒ 10(6x + 10) = 11(5x + 10)
⇒ 5x = 10 ⇒ x = 2
⇒ Sagar's present age = 5x + 6 = 16 years

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