Multiple Choice Questions on 6 radic 7 radic 7 4 radic 7 8 radic 7 ndash 192 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

6 radic 7 radic 7 4 radic 7 8 radic 7 ndash 192 ........

Quantitative Aptitude ( CCS) Simplification
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    (6√7+√7) (4√7+8√7) – 192 = ?

    245
    Incorrect Answer
    227
    Correct Answer
    238
    Incorrect Answer

    234

    Incorrect Answer
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    Explanation:

    (6√7+√7) (4√7+8√7) – 192=x
    (24*7 ) + (48*7) + (4*7) + (8*7) – 192=x
    (168+336+28+56) -361=x
    588-361=x
    x=227.

    Hence, option 2 is the correct answer.

    By: Amit Kumar
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