The present ages of A and B is 11 years and 15 years respectively. What was the ratio of ages of A and B, 6 years ago?
Show answer & explanation
Correct answer: B
Explanation
The current ages of A and B are 11 years and 15 years, respectively. Their ratio 6 years ago was:
Ages 6 years ago:
A = 11 − 6 = 5
B = 15 − 6 = 9
Ratio:
A : B = 5 : 9