Multiple choice

In a family the average age of father and mother is 38 years whereas the average age of father, mother and their only daughter is 28 years. Then the age of the daughter is :

  1. 5 years

  2. 6 years

  3. 8 years

  4. 10 years

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Father and mother's combined age is 38 × 2 = 76 years. Adding the daughter, the total becomes 28 × 3 = 84 years. Therefore, the daughter's age is 84 - 76 = 8 years.