If twice the sons age in years is added to the fathers age, the sum is 70. But if twice the fathers age is added to the sons age, the sum is 95. Find the ages of father and son.

Options

A. 30 years, 25 years
B. 50 years, 5 years
C. 40 years, 15 years
D. none of these

Answer

C

Explanation

Let father's age be x years and son's age be y years. Then,
` x + 2y = 70 and 2 x + y = 95`.