Multiple Choice Questions on 12 1 3 10 5 6 ndash 7 2 3 ndash 1 4 7 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

12 1 3 10 5 6 ndash 7 2 3 ndash 1 4 7 ........

Quantitative Aptitude ( CCS) Simplification
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    12(1/3) + 10(5/6) – 7(2/3) – 1(4/7) = ?

    14(10/13)

    Incorrect Answer

    11(22/23)

    Incorrect Answer

    13(1/11)

    Incorrect Answer

    13(13/14)

    Correct Answer

    None of these

    Incorrect Answer
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    Explanation:

    12(1/3) + 10(5/6) – 7(2/3) – 1(4/7) = ?
    => (12 + 10 – 7 – 1) + [(1/3) + (5/6)- (2/3)-(4/7)] = ?
    => 14 +[(14+35-28-24)/42] = ?
    => 14 – (3/42) =13(13/14)

    Hence, option 4 is the correct answer.

    By: Amit Kumar
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