সব প্রশ্নে ফিরে যান
Math
A person's present age is two-fifth of the age of his mother. After 8 years , he will be one- half of the age of his mother . How old is the mother at present ?
A) 36 years
B) 38 years
C) 40 years
সঠিক উত্তর
D) 42 years