Question

the ratio of Ages of krish and Vinod is 3:2 at present,the sum of their agesis 55 years.find the difference of their ages

Answer 1

3x+2x=55
5x=55
x=11
age of krish=3×11=33
" " vinod=2×11=22
33-22=11

Answer 2

3x +2x =55
5x =55
x=55/5=11
3×11=33
2×11=22
difference =33-22
=11 years