Quiz Discussion

Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7 : 9, how old is Sachin?

• 1] 16 years
• 2] 18 years
• 3] 28 years
• 4] 24.5 years
• 5] None of these

The ratio between the parents ages of A and B is 5 : 3 respectively. The ratio between A's age 4 years ago and B's 4 years hence is 1 : 1. What is the ratio between A's age 4 years hence and B's age 4 years ago ?

• 1] 1 : 3
• 2] 3 : 1
• 3] 2 : 1
• 4] 4 : 1
• 5] None of these

The age of father 10 years ago was thrice the age of his son. Ten years hence, father's age will be twice that of his son. The ratio of their present ages is:

• 1] 5 : 2
• 2] 7 : 3
• 3] 9 : 2
• 4] 13 : 4

The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son. What is the present age of the son ?

• 1] 20 years
• 2] 25 years
• 3] 30 years
• 4] 40 years

The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

• 1] 4 years
• 2] 8 years
• 3] 10 years
• 4] None of these

The ages of A and B are presently in the ratio of 5 : 6 respectively. Six years hence, this ratio became 6 : 7 respectively. What was B's age 5 years ago ?

• 1] 25 years
• 2] 30 years
• 3] 31 years
• 4] 36 years
• 5] None of these

Father is aged three times more than his son Ronit. After 8 years, he would be two and a half times of Ronit's age. After further 8 years, how many times would he be of Ronit's age?

• 1]

  2 times

• 2]

  \(2\frac{1}{2}{ \text{times}}\)

• 3]

  \(2\frac{3}{4}{ \text{times}}\)

• 4]

  3 times

The sum of the present ages of a father and his son is 60 years. Six years ago, father's age was five times the age of the son. After 6 years, son's age will be:

• 1]

  12 years

• 2]

  14 years

• 3]

  18 years

• 4]

  20 years

The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).

• 1] 8, 20, 28
• 2] 16, 28, 36
• 3] 20, 35, 45
• 4] None of these

The ages of Sulekha and Arunima are in the ratio 9 : 8 respectively. After 5 years, the ratio of their ages will be 10 : 9. What is the difference in their ages ?

• 1] 4 years
• 2] 5 years
• 3] 6 years
• 4] 7 years
• 5] None of these