Question

Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7 : 9, how old is Sachin?
A.16 years
B.18 years
C.28 years
D.24.5 years

Answer 1

the answer is 24.5 years

Answer 2

let Sachin age is 7x , rahul age = 9x
9x-7x = 7 then 2x=7 , x= 7/2
sachin age = 7x = 7×7/2 = 49/2 = 24.5 year