CHAPTER-3 PROBLEM BASED ON AGE (SET-3)

Questions in this test

1. 2 years before the ratio of age of A and B is 4:7, after 4 years the sum of age of A and B is 78 Find age of B.
2. The ratio of present age of A and B is 8:9 after 9 years , this will become 19:21. C is 5 year older than A. What is the present age of C .
3. The ratio of the present age of A and B is 6:5, four year ago, this ratio was 5:4, what is the age of B after 6 years and age of B after 3 years.
4. The present age of two persons are 30 and 44 years, respectively, if after n years the ratio of their age will be 3:4, the value of n is ?
5. The sum of the ages of a Father and his son is 100 years now. 5 years ago their ages were in the ratio of 2:1.The ratio of the age of Father and son of 10 years will be.
6. A boy was asked his age by his friend. The boy said the number you get when you subtract 25 times my age from twice the square of my age will be the thrice of your age .If the Friends age is 14, then the age of the boy is :
7. After 8 years, the age of Ravi is double the age of shyam, before 8 years. At present Shyam is 10 years younger than Ravi. What is the age of Shyam?
8. Ratio of age of A and B is 5:2. If multiplication of their age is 10 , then after 5 years the age of B is ?
9. Soni got married 6 years ago. Today her age is 5/4 times her age at the time of marriage. His son’s age is 1/10 times her age. The age her son is :
10. In ten years, A will be twice as old as B was 10 years before. If A is now 9 years older than B. Find the age of B after 5 years.