A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, the how old is B?

A) 7

B) 8

C) 9

D) 10

Let C’s age be x years. Then, B’s age = 2x years. A’s age = (2x + 2) years.

 (2x + 2) + 2x + x = 27

 5x = 25

 x = 5.

Hence, B’s age = 2x = 10 years.

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