1.

If the ratio of the present ages of P and Q is 3 : 4 and the sum of their ages 3 years ago was 36, then what is the ratio of their ages 3 years ago?

A. 5 : 7
B. 3 : 5
C. 4 : 7
D. 6 : 7
Answer» B. 3 : 5


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