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    Question

    (7.992/√?) + √16/? =

    14.032/? What approximation value should come in the place of question (?) mark?
    A 32 Correct Answer Incorrect Answer
    B 40 Correct Answer Incorrect Answer
    C 14 Correct Answer Incorrect Answer
    D 9 Correct Answer Incorrect Answer
    E 25 Correct Answer Incorrect Answer

    Solution

    (7.992/√?) + √16/? = 14.032/? => 82/√? + 4/? = 142/? => 64/√? = 196/? - 4/? => 64/√? = 192/? => √? = 192/64 => ? = 9

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