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Question -

The sum of two numbers a and b is 15, and the sum of their reciprocals 1/a and 1/b is 3/10. Find the numbers a and b. (C.B.S.E. 2005)



Answer -


or b – 5 = 0, then b = 5
(i) a = 15 – 10 = 5
(ii) or a = 15 – 5 = 10
Numbers are 5, 10 or 10, 5

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