Competitive Exams : Quantitative Aptitude - Age (Set 3)

Question 1

Five years ago, the ratio of A's age to B's age was 3:4. Five years from now, the ratio of their ages will be 4:5. If C's current age is 10 years more than A's current age, what is C's current age?

Accepted Answer

C) 65 years

Answer

A) 55 years

Answer

B) 60 years

Answer

D) 70 years

Question 2

The sum of the ages of a father and his son is 70 years. Four years ago, the father's age was 5 times the son's age. What will be the son's age after 12 years?

Accepted Answer

B) 24 years

Answer

A) 20 years

Answer

C) 28 years

Answer

D) 30 years

Question 3

The sum of the ages of 5 children born at intervals of 3 years each is 65 years. What is the age of the youngest child?

Accepted Answer

D) 11 years

Answer

A) 5 years

Answer

B) 7 years

Answer

C) 9 years

Question 4

The average age of a group of 10 students was 15 years. When a new student joined, the average age became 16 years. What is the age of the new student?

Accepted Answer

C) 27 years

Answer

A) 25 years

Answer

B) 26 years

Answer

D) 28 years

Question 5

The ratio of the current ages of Arun and Rahul is 7:5. If after 8 years, the ratio of their ages becomes 9:7, what is Rahul's current age?

Accepted Answer

A) 20 years

Answer

B) 24 years

Answer

C) 28 years

Answer

D) 32 years

Question 6

A father is three times as old as his son. Eight years ago, the father was five times as old as his son. What is the current age of the son?

Accepted Answer

D) 18 years

Answer

A) 12 years

Answer

B) 14 years

Answer

C) 16 years

Question 7

The sum of the current ages of P, Q, and R is 90 years. Ten years ago, the ratio of their ages was 1:3:5. What is R's current age?

Accepted Answer

B) 40 years

Answer

A) 30 years

Answer

C) 50 years

Answer

D) 60 years

Question 8

The average age of a family of 6 members is 25 years. If the youngest member is 5 years old, what was the average age of the family just before the youngest member was born?

Accepted Answer

A) 24 years

Answer

B) 25 years

Answer

C) 27 years

Answer

D) 30 years

Question 9

Suresh is half the age of his father. 20 years ago, the father's age was six times the son's age. What is the current age of Suresh's father?

Accepted Answer

B) 40 years

Answer

A) 30 years

Answer

C) 50 years

Answer

D) 60 years

Question 10

The ratio of the ages of Priya and her mother is 3:11. The difference between their ages is 32 years. What will be the sum of their ages after 5 years?

Accepted Answer

D) 84 years

Answer

A) 64 years

Answer

B) 72 years

Answer

C) 76 years

Question 11

A person's current age is 2/5 of his father's current age. After 8 years, he will be 1/2 of his father's age. What is the current age of the father?

Accepted Answer

A) 40 years

Answer

B) 42 years

Answer

C) 45 years

Answer

D) 48 years

Question 12

The ages of two brothers are in the ratio 5:8. Three years ago, the ratio of their ages was 1:2. What is the current sum of their ages?

Accepted Answer

C) 42 years

Answer

A) 36 years

Answer

B) 39 years

Answer

D) 45 years

Question 13

The product of the ages of two persons, X and Y, is 120. If X is 2 years older than Y, find the current age of X.

Accepted Answer

D) 14 years

Answer

A) 8 years

Answer

B) 10 years

Answer

C) 12 years

Question 14

A mother is 21 years older than her daughter. In 6 years, the mother's age will be 5 times the daughter's age. What is the current age of the daughter?

Accepted Answer

B) 3 years

Answer

A) 2 years

Answer

C) 4 years

Answer

D) 5 years