Question discussion

Kiran is twice as old as Ravi. Six years ago Kiran was three times as old as Ravi was. How old is Kiran now?

Correct answer: C

Explanation

With K = 2R and K − 6 = 3(R − 6) we get 2R − 6 = 3R − 18, so R = 12 and K = 24.

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