Sachin is younger than Rahul by 4 yrs. If their ages are in the respective ratio of 7:9, how old is Sachin ?
A. 16 years
B. 18 years
C. 14 years
D. 15 years
Sachin is younger than Rahul by 4 yrs. If their ages are in the respective ratio of 7:9, how old is Sachin ?
A. 16 years
B. 18 years
C. 14 years
D. 15 years