Question

 Rohan's present age is 3/7 times the age of his mother. After five years, he will be one- half of the age of his mother. How old is his mother at present?

A 33 years Correct Answer Incorrect Answer
B 35 years Correct Answer Incorrect Answer
C 37 years Correct Answer Incorrect Answer
D 31 years Correct Answer Incorrect Answer

Solution

Solution-

Rohan                     Mother

3                             7

After 5 years

ATQ-

3x+5 =(7x+5)/2

6x+10=7x+5

X=5

Present age of mother =7×5=35years.

Practice Next
×
×