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    Question

    The price of a product is first reduced by 15% and then

    increased by 25%. If the final price is ₹690, then find the original cost price.
    A 350 Correct Answer Incorrect Answer
    B 548 Correct Answer Incorrect Answer
    C 770 Correct Answer Incorrect Answer
    D 648 Correct Answer Incorrect Answer

    Solution

    ATQ;
    Original cost price = 690 * (100/85) * (100/125)
    = 690 * (20/17) * (4/5)
    = ₹648

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