Multiple Choice Questions on The price of an article is Rs 25 After two successive cuts by the same percentage the price becomes ........... for CDS Exam Preparation

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Multiple Choice Questions

The price of an article is Rs 25 After two successive cuts by the same percentage the price becomes ...........

Quantitative Aptitude (CDS) Percentage
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    The price of an article is Rs. 25. After two successive cuts by the same percentage, the price becomes Rs.20.25. If each time the cut was x%, then

    x= 9

    Incorrect Answer

    x = 10

    Correct Answer

    x = 11

    Incorrect Answer

    x = 11.5

    Incorrect Answer
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    Explanation:

    According to the question,
    ⇒ 25×( (100−x)/100)* (100−x)/100)= 20.25
    ⇒ (100 − x)2 =202500/25
    ⇒ (100 − x)2 = 8100
    ⇒ 100 − x = 90
    ∴ x = 10

    By: Munesh Kumari
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