Question

The sum of present ages of rohit and mohit is 30 years. 5 years hence the ratio of their ages will be rohit : mohit : : 5 : 3. find their present ages.

Answer 1

r+m =30------------------1
r +5 / m+5 =5/3
3r +15 =5m +25
3r -5m = 10 -------------2
8r =160
r=20yrs
r+m=30
m=10 yrs