The sum of the present ages of A and B is 80 years. 14 years ago the ratio of the age of A and B was 7 : 6 . Find the present age of A.
Answer & explanation
Correct answer: option 4
Sum of present age of A & B = 80
Sum of age of A & B, 14 years ago = 80 - 28 = 52
ATQ,
Ratio of A : B
14 years ago 7 : 6 = 13 ( sum of 7 & 6 )
13R =52
1R = 4
A's age, 14 years ago = 7R = 7× 4 = 28
A's present age = 28 + 14 = 42 years.