Multiple Choice Questions on What are the values of x and y I 21x 33y 9 180 II x y 249 256 III x y 87 261 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

What are the values of x and y I 21x 33y 9 180 II x y 249 256 III x y 87 261 ........

Quantitative Aptitude ( CCS) Data Sufficiency
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    What are the values of x and y?

    I. 21x + 33y + 9 = 180

    II. x+y+249 = 256

    III. (x-y)*87 = 261

    I & II or III

    Incorrect Answer

    II & I or III

    Incorrect Answer

    I, III & III

    Incorrect Answer

    I & II or I & III or II & III

    Correct Answer

    None of these

    Incorrect Answer
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    Explanation:

    By solving any two of the given linear equations,
    you’ll get x = 5 & y= 2
    Hence, option 4 is the correct answer.

    By: Amit Kumar
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