Quantitative Aptitude

1. A’s age is one-sixths of B’s age. B’s age will be twice of C’s age after 10 years. If C’s eighth birthday was celebrated two years ago, then present age of A must be:    (1)

1. 1. 5 years
2. 2. 10 years
3. 3. 15 years
4. 4. 20 years
5. 5. None of the above

2. Sachin was twice as old as Ajay 10 years back. How old is Ajay today if Sachin will be 40 years old 10 years hence?    (1)

1. 1. 20 years
2. 2. 10 years
3. 3. 30 years
4. 4. 25 years
5. 5. None of the above

3. Two groups of student, whose average ages are 20 years and 30 years, combine to form a third group whose average age is 23 years. What is the ratio of the number of students in the first group to the number of students in the second group?    (3)

1. 1. 5 : 2
2. 2. 2 : 5
3. 3. 7 : 3
4. 4. 5 : 3
5. 5. None of the above

4. A father is twice as old as his son. 20 years back, he was twelve times as old as the son. What are their present ages?     (2)

1. 1. 24, 12
2. 2. 44, 22
3. 3. 48, 24
4. 4. 40, 26
5. 5. None of the above

5. The ages of A, B and C together total 185 years. B is twice as old as A and C is 17 years older than A. Then, the respective ages of A, B and C are:      (2)

1. 1. 40, 86 and 59 years
2. 2. 42, 84 and 59 years
3. 3. 40, 80 and 65 years
4. 4. 70, 54 and 45 years
5. 5. None of the above