Multiple Choice Questions on Water tax is is increased by 20 but its consumption is decreased by 20 Then increase or decrease in ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

Water tax is is increased by 20 but its consumption is decreased by 20 Then increase or decrease in ...........

Quantitative Aptitude ( CCS) Percentage
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    Water tax is is increased by 20% but its consumption is decreased by 20%.Then increase or decrease in the expenditure of the money is

     

    40%
     

    Incorrect Answer

    4%
     

    Correct Answer

    96%
     

    Incorrect Answer

    None of the above.

    Incorrect Answer
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    Explanation:

    When a number is increased by P% and then decreased by P%.Resultant always decreases by P2/100%

    hence the answer is 

    202/100 = 400/100 = 4% decrease

    By: Sandeep Dubey
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