If the sum of two numbers is 55 and the H.C.F. and L.C.M of these numbers are 5 and 120 respectively...

If the sum of two numbers is 55 and the H.C.F. and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to:

Quiz

Answer/Solution

11/120

Steps/Work

given a+b=55,hcm and lcm is 5 and 120
axb=lcmx hcf
600=120x5
1/a+1/b=a+b/ab=>55/600=>11/120
ANSWER:C

General Calculator / Auto Solver

If the sum of two numbers is and the h. C. F. And l. C. M of these numbers are and respectively, then the sum of the reciprocals of the numbers is equal to :

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