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    Question

    A product with a marked price of Rs. 3200 was sold at

    Rs. 2048 after applying two successive discounts of z% each. Find the discount percentage z.
    A 20% Correct Answer Incorrect Answer
    B 18% Correct Answer Incorrect Answer
    C 10% Correct Answer Incorrect Answer
    D 24% Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    3200 × (100 – z)% × (100 – z)% = 2048 0.32 × (100 – z)² = 2048 (100 – z)² = 6400 100 – z = 80 z = 20 So, the value of ‘z’ is 20%

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