18 years ago the ratio of A's age to B's age was 8:13. Present ratio of their ages is 5:7. What is the present age of B?

Eighteen years ago, the ratio of A's age to B's age was 8 : 13 . Their present ratio's are 5 : 7 . What is the present age of A?

B's age was 10 times of C's age 10 years ago. Presently the ratio of their ages is 4:1. Find B's present age.

The ratio of A's and B's ages is 3:2. The product of their ages is 216 yr. Then, the sum of their present ages is

The ratio of the age of A and B 25 years ago was 3 : 8. The ratio of their present ages is 8 : 13. What will be the present age (in years) of B?

Ten years ago B was twice of A in age. If the ratio of their present ages is 4:3, what is the sum of their present ages?

The sum of ages of A, Band C is 123 years. 5 years ago, the ratio of their ages was 5:9:13 What is A's present age?