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    Question

    Jeetu purchased an article at some price and sold it at

    profit of 10%, he had purchased it at 15% more and sold it at a profit of 20%, then the selling price is Rs.420 more than the original selling price. What will be the original Cost price?
    A Rs.1520 Correct Answer Incorrect Answer
    B Rs.1800 Correct Answer Incorrect Answer
    C Rs.1200 Correct Answer Incorrect Answer
    D Rs.1500 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, we can say that Let CP be = 100x Then SP will be = 110x Then new CP will be = 115 Then new SP will be = 138x Now, the difference in SP will be (new SP – old SP) = 138x – 110x = 28x  Hence, the original CP will be = (420/28) x 100 =  = Rs.1500

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