At present, the sum of the ages of A, B and C is 150 years, whereas 10 years ago, the ratio of their age was 5:4:3. Find the ratio of their ages 10 years hence.

The average age of three boys is 18 years and their age ratio is 2: 3: 4, then what is the age of the youngest boy?

Seema is 8 years elder than his sister and 7 years younger than her brother Raj. When Raj was born, her father’s age was 30 and when Seema’s sister was born his mother’s age was 34. Find the difference between ages of Seema’s father and his mother?

A mother is 28 years older than twice the age of her son. Five years later, the mother will be 10 years older than thrice the age of her son. What is mother’s present age?

The current ages of Sonali and Monali are in the ratio 5:3. Five years from now, their ages will be in the ratio 10:7 Then, Monali’s current age is:

The twice of sum of the ages of a father and his son is 8times the age of the son. If the average age of the father and the son is 28 years, what is father's age? 

Four years ago, the ratio of the age of A and B was 2 : 3 and after four years it will become 5 : 7. Find the present age.