IBPS RRB Office Assistant 19 Nov 2016 Shift 2 Paper

(3) A is 7 years younger than B.
∴6x – 5x = 7
⇒ x = 7
∴ A’s present age = 5x= 5 × 7 = 35 years
B’s present age = 6x = 6 × 7= 42 years
After 14 years,
Ratio of the ages of A and B= (35 + 14) : (42 + 14)= 49 : 56= 7 : 8