Question

    Find the greatest number which when divide 69,103 & 171

    leave a same remainder 1 in each case?
    A 13 Correct Answer Incorrect Answer
    B 42 Correct Answer Incorrect Answer
    C 34 Correct Answer Incorrect Answer
    D 28 Correct Answer Incorrect Answer

    Solution

    The greatest number which when divide 69,103 & 171 leave a same remainder 1 in each case = HCF (69 - 1, 103 -1 , 171 - 1 ) = HCF (68, 102, 170 ) = 34.

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