Q:
A certain sum is to be divided between A and B so that after 5 years the amount received by A is equal to the amount received by B after 7 years. The rate of interest is 10%, interest compounded annually. Find the ratio of amounts invested by them.
please solve this
Answer
Let the sum(principal) received by A and B are x and y.
(1+r) =
=
Then,
=
Hence, the ratio in which the sum is divided =121:100
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