general math MCQ #308

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 reciprocal of the numbers is equal to___________?

general math MCQ #308

  1. Question 1

    Q1. 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 reciprocal of the numbers is equal to___________?

    • A) 55/601
    • B) 601/55
    • C) 11/120
    • D) 120/11

    Answer: 11/120

    Explanation: Numbers with sum 55, HCF 5, LCM 120 are 15 and 40; sum of reciprocals = 1/15+1/40 = 11/120.