10 years before, the ratio of ages of A and B was 13:17. 17 years from now, the ratio of their ages will be 10:11. The present age of B is |
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a) |
23 years |
b) |
27 years |
c) |
40 years |
d) |
44 years |
10 years before, the ratio of ages of A and B was 13:17. 17 years from now, the ratio of their ages will be 10:11. The present age of B is |
|||||||
a) |
23 years |
b) |
27 years |
c) |
40 years |
d) |
44 years |
In the problem (as 10 years ago the ratio of ages was 13:17) ∴ Present age of and present age of
∴ According to problem, we have
(as after 17 years the ratio of their ages is 10:11) ⇒
∴ Present age of years