1.

Ten years before, the ages of a mother and her daughter were in the ratio 3 : 1. In another 10 years from now, the ratio of their ages will be 13 : 7. What are their present ages?

A. 39 years, 21 years
B. 55 years, 25 years
C. 75 years, 25 years
D. 49 years, 31 years
Answer» C. 75 years, 25 years


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