2018 · Q57
The ratio of ages of a man and his son is 3:1. After 15 years, the age ratio will be 2:1. What is the age of the man?
general-mental-abilityquantitative-aptitude
- A45 years
- B40 years
- C35 years
- D30 years
Explanation
Let the man's age be 3x and his son's x. After 15 years, (3x+15)/(x+15) = 2/1, giving 3x+15 = 2x+30, so x = 15. The man's age is 3 × 15 = 45 years. Hence 45 years.