The difference of the ages of Rohit and Axar is 12 yr . The ratio of their ages is 3: 5 .
The age of Axar is

Correct option is D

Given:

Difference of ages: Axar − Rohit = 12 years

Ratio of their ages: $$\frac{\text{Rohit}}{\text{Axar}} = \frac{3}{5}$$​​

Solution:
Let Rohit = 3k, Axar = 5k

Then,

5k - 3k = 12

2k = 12

k = 6

Axar’s age = 5k = 5 × 6 = 30 years