Question

    Find the missing number in the following number series:

    9      5     6      10.5      23      ? 

         183
    A 60 Correct Answer Incorrect Answer
    B 78 Correct Answer Incorrect Answer
    C 85 Correct Answer Incorrect Answer
    D 94 Correct Answer Incorrect Answer
    E 100 Correct Answer Incorrect Answer

    Solution

    9 x 0.5 + 0.5 = 5  5 x 1 + 1 = 6  6 x 1.5 + 1.5 = 10.5 10.5 x 2 + 2 = 23  23 x 2.5 + 2.5 = 60   60 x 3 + 3 = 183

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