The average age of a couple was 26 years at the time of marriage. After 11 years of marriage, the average age of the family with 3 children become 19 years. The average age of the children is
The average age of a couple = 26 years.
Total age of couples = 26 x 2 = 52 years
Total age of couple after 11 years = (52 + 2 * 11 ) = 74 years
Suppose average age of 3 children after 11 years is 3x years.
The average age of children is 7 years.
Problems on Ages
- Quantitative Aptitude - Arithmetic Ability