The present ages of three persons are in the ratio of 3:4:6. Four years ago the sum of their age was 66. Find their present age

The present ages of three persons are in the ratio of 3:4:6. Four years ago the sum of their age was 66. Find their present age

A 18,24,36

B 14,20,32

C 24,36,18

D None of these

Solution

Correct Answer: Option A

(3x-4)+(4x-4)+(6x-4)=66
13x=66+12
X=78/13=6
3x:4x:6X=18:24:36