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  1. The sum of two numbers is 10. Their product is 20. Find the sum of the reciprocals of the two numbers.
    1. 1
    2. 3/5
    3. 1/2
    4. 11//6
Correct Option: C

Here, M + N = 10 and MN = 20
According to the question,
(1/M) + (1/N) = (M + N) / MN = 10/20 = 1/2


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