7th Class Mathematics Comparing Quantities Question Bank Comparing Quantities

  • question_answer
    The C.P. of 25 articles is equal to the S.P. of 20 articles. What is the gain%?

    A)  25%                        

    B)         20%

    C)  30%                      

    D)         50%

    Correct Answer: A

    Solution :

      Gain% \[\frac{\text{No}\text{. of articles on C}\text{.P - No}\text{. of articles on S}\text{.P}}{\text{ }\!\!~\!\!\text{ No}\text{. of articles on S}\text{.P}}\text{ }\!\!\times\!\!\text{ 100 }\!\!%\!\!\text{ }\] \[=\frac{25-20}{20}\times 100%=25%\]


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