Question

    4        5        9        27

           ?         723
    A 123 Correct Answer Incorrect Answer
    B 261 Correct Answer Incorrect Answer
    C 343 Correct Answer Incorrect Answer
    D 491 Correct Answer Incorrect Answer
    E 133 Correct Answer Incorrect Answer

    Solution

    4 × 2 – 3 = 5 5 × 3 – 6 = 9 9 × 4 – 9 = 27 27 × 5 – 12 = 123 123 × 6 – 15 = 723

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