Multiple Choice Questions on 19 2 7 3 ndash 15 3 23 2 17 2 21 2 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

19 2 7 3 ndash 15 3 23 2 17 2 21 2 ........

Quantitative Aptitude ( CCS) Simplification
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    (19)2 + (7)3 – (15)3 + (23)2 = ? + (17)2 + (21)2

    -2522
    Incorrect Answer
    -2800
    Incorrect Answer
    -2724
    Incorrect Answer

    -2872

    Correct Answer
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    Explanation:

    (19)2 + (7)3 – (15)3 + (23)2 = ? + (17)2 + (21)2
    => 361 + 343 – 3375 + 529 = ? + 289 + 441
    => 361 + 343 -3375 + 529 – 289 – 441 = ?
    => ? = – 2872

    Hence, option 4 is the correct answer.

    By: Amit Kumar
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