67. The ages of Kamaraj and Deenan differ by 16 years, Six years ago, Mohan’s age was thrice as that of Kamaraj's find their present ages.
[A] 14 years, 30 years
[B] 12 years, 28 years
[C] 16 years, 34 years
[D] 18 years, 38 years
Answer : A
Explanation :
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Let Kamaraj's age = x years
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So, Mohan's age = (x + 16) years
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Also, 3 (x - 6) = x + 16 - 6 or, x = 14
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and, Mohan's age = 14 + 16 = 30 years.
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