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Question

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?

A
16 years
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B
18 years
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C
14 years
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D
20 years
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Solution

The correct option is A 16 years
Let the ages of Kunal and Sagar 6 years ago be 6x and 5x years respectively.
Then, (6x+6)+4(5x+6)+4=1110
10(6x+10)=11(5x+10)
60x+100=55x+110
x=2
Sagar's present age =5x+6=16 years

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