Question

    What approximate value will come in place of question mark (?) in the given equations?

    (18.31)2 – (13.68)2 +

    (2344.20 + 82.32) ÷ ? = 229.90
    A 14 Correct Answer Incorrect Answer
    B 40 Correct Answer Incorrect Answer
    C 42 Correct Answer Incorrect Answer
    D 24 Correct Answer Incorrect Answer
    E 32 Correct Answer Incorrect Answer

    Solution

    (18)2 – (14)2 + (2344 + 82) ÷ ? = 230 324 – 196 + 2426 ÷ ? = 230 128 + 2426/? = 230 2426/? = 102 ? = 23.78 ≈ 24

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