Multiple Choice Questions on The salary of a workers increased by 15 and decreased by 7 What change rises in his salary ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

The salary of a workers increased by 15 and decreased by 7 What change rises in his salary ........

Quant (SSC) Percentage
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    The salary of  a workers increased by 15% and decreased by 7%, What % change rises in his salary?

    10%

    Incorrect Answer

    5%

    Incorrect Answer

    7%

    Correct Answer

    8%

    Incorrect Answer
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    Explanation:

    Formula : x-y-(xy/100)
    Explanation :% = 15 -7 – [(15*7)/100]
    = (800 – 105)/100
    = 6.95 = 7%
    Hence, option 3 is the correct answer.

    By: Amit Kumar
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