Problems on Ages Page-2

9) S is younger than R by 7 years. If their ages are in the respective ratio of 7 : 9, how old is S?
(A) 16 years
(B) 18.5 years
(C) 24.5 years
(D) 31.5 years

10) The present ages of three persons are in proportion 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).
(A) 8, 20, 28
(B) 16, 28, 36
(C) 20, 35, 45
(D) 24, 38, 50

11) Aiman's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?
(A) 2 years
(B) 4 years
(C) 6 years
(D) 8 years

12) A person's present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old is the mother at present?
(A) 32 years
(B) 36 years
(C) 40 years
(D) 48 years

13) Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?
(A) 1 year
(B) 2 years
(C) 25 years