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8th Class Mathematics Comparing Quantities Question Bank Commercial Mathematics

  • question_answer
    DIRECTIONS: Passage-3 Read the passage(s) given below and answer the questions that follow. A man sold two pipes at Rs. 12 each. On one he gained 20% and on the other he lost 20%. What is the cost price of second pipe?

    A) Rs. 15      

    B)          Rs. 20

    C) Rs. 18             

    D)          Rs. 12

    Correct Answer: A

    Solution :

    S.P. of second pipe = Rs. 12 loss% = 20% \[C.P.=\left( \frac{S.P.\times 100}{100-20} \right)\] \[=\frac{12\times 100}{80}=\text{Rs}\,15\]            


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