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    Question

    The least number which when divided by 3, 9, 27 and 81

    leave remainder 2, 8, 26 and 80 respectively is? 
    A 80 Correct Answer Incorrect Answer
    B 120 Correct Answer Incorrect Answer
    C 150 Correct Answer Incorrect Answer
    D 200 Correct Answer Incorrect Answer

    Solution

    Here the difference of divsiros and remainder is same = 3-2 or 9-8 or 27-26 or 81-80 = 1 so the least number which divided by 3, 9, 27 and 81 leave remainder 2, 8, 26 and 80 = LCM (3,9,27 & 81) - 1 = 81 - 1 = 80.

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