6 years ago, the average age of Pawan and Ravi was 30. The average age of Pawan, Ravi and Ranjan ia 30. What will be the age of Ranjan after 6 years?
15 years ago, Kanika's father was five times as old as Kanika. After 15 years, her father will be thrice as old as her. What is the present age of Kanika?