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    Question

    The average of 6 numbers is 25. The sum of the first 5

    numbers is 110. What is the  6th number ?
    A 20 Correct Answer Incorrect Answer
    B 50 Correct Answer Incorrect Answer
    C 10 Correct Answer Incorrect Answer
    D 40 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Total sum = 25 × 6 = 150 Sum of first 5 = 110 6th number = 150 − 110 = 40

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