Aptitude - Problem on Ages

MCQ

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Q 1.

Tom's brother is 3 years elder to him. His father was 28 years old when his sister was born. His mother was 26 years old when he was born. If his sister was 4 years old when his brother was born then, what was the age of his father and mother when his brother was born.

Options:

  • 32 and 22 years

  • 32 and 28 years

  • 32 and 25 years

  • 32 and 23 years

Q 2.

The sum of the present ages of Jack and Jill is 42 years. 5 years from now the ratio of their ages will be 15:11. What is the present age of Jill?

Options:

  • 14

  • 17

  • 20

  • 23

Q 3.

4 years ago, Pappu's age was 3/4 times that of Pintu. 4 years hence, Pappu's age will be 5/6 times that of Pintu. Find the present age of Pappu.

Options:

  • 15

  • 16

  • 17

  • 18

Q 4.

10 years ago, the ratio of the ages of Alice and Bob was 13:17. 17 years from now, the ratio will be 10:11. What is the present age of Bob?

Options:

  • 23

  • 27

  • 43

  • 47

Q 5.

Simran: What is your age?

Raj: Take my age 3 years hence, multiply it by 3 and then subtract 3 times my age 3 years ago and you will know my age.

So, what is Raj's age?

Options:

  • 16 years

  • 18 years

  • 20 years

  • 22 years

Q 6.

Amar, Akbar and Anthony are best friends. If the sum of Amar and Akbar age is 12 years more than the sum of Akbar and Anthony age. Then how many years is Anthony younger than Amar?

Options:

  • 11

  • 12

  • 13

  • 14

Q 7.

If present age of Tim is 2/5 of the age of his mom. After 8 years his age will be 1/2 of the age of his mom. Find his mom's present age.

Options:

  • 40 years

  • 38 years

  • 42 years

  • 36 years

Let mom's present age be x years.

Then, present age of Tim = 2x/5

After 8 years,

(2x/5) + 8 = 1/2 (x + 8)

or, x = 40

Q 8.

Find the age of the youngest child if the sum of the ages of 5 children born at the interval of 3 years each is 50 years.

Options:

  • 3 years

  • 4 years

  • 5 years

  • None of these

Let the ages of the children be x, (x+3), (x+6), (x+9) and (x+12).

Given,

x + (x+3) + (x+6) + (x+9) + (x+12) = 50

or, x = 4

so, youngest is 4 years old.

Q 9.

10 years ago, Raj was three times older than his son Vijay. 10 years hence, Raj's age will be twice that of Vijay. Find the ratio of their present age.

Options:

  • 5:4

  • 7:3

  • 6:5

  • 8:7

Q 10.

Raj was 3 times older than his son 18 years ago. Now he is only twice as old as his son. Find the sum of their present age.

Options:

  • 104 years

  • 106 years

  • 108 years

  • 110 years

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