DELHI POLICE HEAD CONSTABLE AWO/TPO (AGE) QUANT QUIZ-1

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Question 1:

The average age of four boys, five years ago was 9 years. On including a new boy, the present average age of all the five is 15 years. The present age of the new boy is:

Question 2:

What is Abhishek's present age, if after 20 years his age will be 11 times of his age 10 years back?

Question 3:

The average age of a husband and a wife was 27 years when they married 4 years ago. The average age of the husband, the wife and a newborn child is 21 years now. The present age of the child is -

Question 4:

The sum of the present ages of a father and son is 52 years. Four years hence, the son's age will be $1 / 4$ that of the father. What will be the ratio of the ages of the son and father, 10 years from now?

Question 5:

The average age of a group of 10 students was 20 . The average age increased by 2 years when two new students joined the group. What is the average age of the two new students who joined the group?

Question 6:

If the present age of $P$ is 15 years and after 6 years the age of $Q$ will be 26 years, then what is the ratio of their present ages?

Question 7:

$3 / 7$ of my present age is equal to $4 / 5$ of the age of one of my cousins. Three years ago my age was equal to his age 10 years from now. My 

present age (in years) is.

Question 8:

The average present age of Anshu and Shivani is 21 years. After 3 years, the ratio of ages of Anshu and Shivani will be $9: 7$. What will be the age of Shivani after 5 years from present?

Question 9:

The average age of a man and his daughter is 38 years. The ratio of their ages is $13: 6 $,respectively. What is the daughter's age?

Question 10:

The average age of Kishore, his wife and their child 6 years ago was 38 years and that of his wife and their child 8 years ago was 32 years. Find the present age of Kishore.