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    Question

    A vendor marked the price of an article worth Rs 1200

    at 50% above cost price and sold it for Rs 1620 after allowing a discount of X%. Find X.
    A 50% Correct Answer Incorrect Answer
    B 10% Correct Answer Incorrect Answer
    C 20% Correct Answer Incorrect Answer
    D 40% Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 1200 Γ— 150 / 100 Γ— (100 βˆ’ x) / 100 = 1620 1800 Γ— (100 βˆ’ x) / 100 = 1620 1800(100 βˆ’ x) = 162000 100 βˆ’ x = 90 x = 10%

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