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    Question

    A trader sold two gadgets for Rs. 120 each. One was sold at

    a profit of 20%, and the other at a loss of 25%. Find the difference in their cost prices.
    A 70 Correct Answer Incorrect Answer
    B 55 Correct Answer Incorrect Answer
    C 26 Correct Answer Incorrect Answer
    D 60 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let the cost price of the gadget sold at profit be Rs. β€˜x’ and cost price of the gadget sold at loss be Rs. β€˜y’.

    ATQ;

    x = (120 / 1.2) = 100

    y = (120 / 0.75) = 160

    Required difference = 160 – 100 = Rs. 60

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