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    Question

    The HCF and LCM of two natural numbers are 15 and 55,

    respectively. What is the difference between the two numbers, if one of the numbers is 25?
    A 6 Correct Answer Incorrect Answer
    B 5 Correct Answer Incorrect Answer
    C 8 Correct Answer Incorrect Answer
    D 10 Correct Answer Incorrect Answer

    Solution

    Second number = (LCM × HCF)/ First Number    => (55 × 15)/25 = 33 Difference between two numbers = 33 – 25 = 8

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