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Q.
The ratio of present ages of Hema and Chinnu is 13:17. Four years ago the ratio of their ages was 11:15. What will be the ratio of their ages six years hence ?
A.
3:7
B.
7:9
C.
4:5
D.
1:3
View Answer
Correct choice: C
Explanation:
Let their present ages be 13x and 17x. Then, 13x-4/17x-4 = 11/15. Solving this, we get x = 2. Required ratio = 13x2 + 6/17x2 + 6 = 32/40 = 4/5.
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