Question

    Find the greatest number which when divide 120,133 &

    152 leave remainder 3, 7 & 8 respectively?
    A 8 Correct Answer Incorrect Answer
    B 13 Correct Answer Incorrect Answer
    C 11 Correct Answer Incorrect Answer
    D 9 Correct Answer Incorrect Answer

    Solution

    The greatest numberwhich when divide 120,133 & 152 leave remainder 3, 7 & 8 respectively = HCF (120 -3, 133 -7 ,152 - 8) = HCF (117, 126, 144) = 9

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