ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    Find the difference between sum of digits of LCM and

    HCF of 45, 60 and 75.
    A 2 Correct Answer Incorrect Answer
    B 3 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 5 Correct Answer Incorrect Answer

    Solution

    45 = 3┬▓ ├Ч 5 60 = 2┬▓ ├Ч 3 ├Ч 5 And 75 = 3 ├Ч 5┬▓ So, HCF = 3 ├Ч 5 = 15 So, sum of digits of HCF = 1 + 5 = 6 And LCM = 2┬▓ ├Ч 3┬▓ ├Ч 5┬▓ = 900 And sum of digits of LCM = 9 + 0 + 0 = 9 So, required difference = 9 - 6 = 3 Hence, option b.┬а

    Practice Next
    More HCF and LCM Questions
    ask-question