Mohita's mother was 21 years of age when she was born while her father was 38 years old when her brother ten years younger to her was born. What is the difference between the ages of her parents?
OPtion
1) 7.5 Year
2) 8.5 Years
3) 11 Years
4) 12 Years
5) 6 Years
6) 10 Years
7) 9 Years
8) 8 Years
9) 7 Years
10)None of these
Solution
Age of Mohita's mother when Mohita was born = 21
Age of Mohita's father when Mohita was born = 38−10 =28
Required difference of age =28−21= 7 Years