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