HCF and LCM Problems Question & Answers
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
|A) 55/601||B) 601/55|
|C) 11/120||D) 120/11|
Answer: C) 11/120
Let the numbers be a and b . Then, a+b =55 and ab = 5 x 120 = 600.
Required sum =
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