Multiple Choice Questions on A student was asked to multiply a number by 25 He instead multiplied the number by 52 and got the an........... for CDS Exam Preparation

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Multiple Choice Questions

A student was asked to multiply a number by 25 He instead multiplied the number by 52 and got the an...........

Quantitative Aptitude (CDS) Number System
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    A student was asked to multiply a number by 25. He instead multiplied the number by 52 and got the answer 324 more than the correct answer. The number to be multiplied was

    12

    Correct Answer

    15

    Incorrect Answer

    25

    Incorrect Answer

    32

    Incorrect Answer
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    Explanation:

    Let x be the number.
    x * 52 = x * 25 + 324
    52x - 25x = 324
    x=12

    By: Munesh Kumari
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