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Questions  >>  Olympiad-Math  >>  Class 6  >>  Math  >>  Percentages
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Q)

If the sum of two numbers is 72 and the H.C.F. and L.C.M. of these numbers are 6 and 60 respectively, then the sum of the reciprocals of the numbers is equal to:


( A ) 10/20
( B ) 1/5
( C ) 13/20
( D ) 9/20

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