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    Question

    A shopkeeper offers two successive discounts of 10% and

    20% on an article. Find the single equivalent discount.
    A 28% Correct Answer Incorrect Answer
    B 25% Correct Answer Incorrect Answer
    C 32% Correct Answer Incorrect Answer
    D 18% Correct Answer Incorrect Answer

    Solution

    ATQ, Assume marked price = 100. After 10% discount ⇒ 90 After further 20% discount ⇒ 90 − 0.2×90 = 90 − 18 = 72 Net reduction = 100 − 72 = 28 Equivalent single discount = 28%.

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