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The sum of two numbers is 15. If the sum...

The sum of two numbers is 15. If the sum of their reciprocals is `3/10`. Find the numbers.
Or
Seven years ago keshav's age was five times the square of Raghav's age. Three years hence Raghav's age will be two fifth of Keshav's age. Find their present ages.

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The correct Answer is:
Hence the two numbers are 10 and 5.
OR
Raghav's present age `=(2+7)` years `=9` years.
Keshav's present age `=(5xx2^(2)+7)=27` years.
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