The ratio between the school ages of Neeta and Samir is 5 : 6 respectively. If the ratio between the one-third age of Neeta and half of the Samir's age is 5 : 9, then what is the school age of Samir ?

The sum of the present ages of father and his son is 60 years. Six years ago, father’s age was five times the age of his son. After 6 years, the sum of the ages of father and his son will be

The ages of Vaishnav and Shiv are in the ratio of 12 : 7 respectively. After 6 years the ratio of their ages will be 3 : 2. What is the difference in their ages?