Question

Shushma is now 15 years older than vijay but in 3 more years she will be 8 times as old as vijay was 3 years ago.how old are they now

Answer 1

S=V+15
S+3=8(V-3)
S=8V-27

V+15=8V-27
7V=42
V=6 years
S=21 years