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    Question

    If P @ Q means P x Q, P ! Q means P + Q, P ? Q means P

    ÷ Q, and P ^ Q means P - Q, then what is the value of the following expression? 125 ? 25 @ 14 ! 65 ^ 45
    A 100 Correct Answer Incorrect Answer
    B 85 Correct Answer Incorrect Answer
    C 90 Correct Answer Incorrect Answer
    D 110 Correct Answer Incorrect Answer

    Solution

    125 ? 25 @ 14 ! 65 ^ 45 125 ÷ 25 x 14 + 65 – 45 5 x 14 + 65 – 45 70 + 65 – 45 135 – 45 = 90.

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