New Register for Workshop on How to start for NABARD 2025 (Stepwise Plan) - Apr 26, 7 PM

    Question

    The average of the first 7 non-zero multiples of 18

    is:
    A 42 Correct Answer Incorrect Answer
    B 72 Correct Answer Incorrect Answer
    C 46 Correct Answer Incorrect Answer
    D 27 Correct Answer Incorrect Answer

    Solution

    The sum of 7 multiple of 18 = (18+36+........126) = 18(1+2+......7) = 18(7×8)/2 =18×28 Average = (18×28)/7 =18×4=72

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