1.

There are two towns, A and B. In A, population decreases by 10,000 every year. In B, population increases by 15,000 every year. If both of them have equal population of 1,40,000 now, then after how many years, the ratio of their populations will be 1:16?

A. 12
B. 8
C. 15
D. 10
Answer» B. 8


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