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    Question

    What will come in the place of question mark (?) in the following given question:

    [(4√ (7) +√ (7))×

    (7√ (7) + 6√ (7))] - 87 = ?
    A 168 Correct Answer Incorrect Answer
    B 286 Correct Answer Incorrect Answer
    C 368 Correct Answer Incorrect Answer
    D 196 Correct Answer Incorrect Answer
    E 478 Correct Answer Incorrect Answer

    Solution

    [(4√ (7) +√ (7))× (7√ (7) + 6√ (7))] - 87 = ? => [5√ (7) × (13√ (7)] - 87 = ? => 455– 87 =? => ? = 368

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