5 years ago the ratio of Ram and Mohan age was =x:2x According to the question (x+10)∕(2x+10)=3∕4 ⇒4×(x+10)=3×(2x+10) ⇒4x+40=6x+30 ⇒6x−4x=40−30 ⇒2x=10 ⇒x=10∕2 ⇒x=5 Five years ago age of Ram=5 years Present age of Ram =5+5=10 years ∴ Present age of Ramesh =10−3=7 years