Multiple choice

Eleven years ago, the ages of the members of a family of six people added up to 205 years. Three years later, one member died at the age of 55 years and a child was born during the same year. After another three years, one more member died, again at 55, and a child was born during the same year. The current average age of this six-member family is nearest to

  1. 23 years

  2. 45 years

  3. 24 years

  4. 27 years

  5. 26 years
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

11 years ago, age of 6 members = 205  3 years later, total age of 6 members = 205 + 6*3 - 55 = 168 After another 3 years, total age of 6 members = 168 + 6*3 - 55 = 131 Current total age of 6 members = 131 + 5*6 = 161 Thus, the average is 161/6 = 27 (approximately)

Keep practicing — related questions