1.

The respective ratio between ages of P and Q is 11: 7. The respective ratio between P’s age 2 years ago and Q’s age 2 years hence is 7:5. Find the respective ratio between P’s age 7 years hence and Q’s age 7 years ago?

A. 17:9
B. 15:7
C. 19:13
D. 17:7
Answer» E.


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