Practicing Success
The average age of a man and his son is 56 years. The ratio of their ages is 11 : 5. What is the son's age? |
40 years 35 years 30 years 32 years |
35 years |
Average of a man and his son = 56 years Therefore, sum of age of a man and his son = 56 × 2 = 112 years ATQ, ⇒ 11x + 5x = 112 ⇒ x = 7 Son's age ⇒ 5 × 7 = 35 years |