Question

    Ratio of the cost price of article ‘A’ to ‘B’ is

    3:7, respectively. Article ‘A’ is marked up by 45% above its cost price and then sold at a discount of 20%. If the profit earned on article ‘A’ is Rs. 240, then find the cost price of article ‘B’.
    A Rs. 3500 Correct Answer Incorrect Answer
    B Rs. 3625 Correct Answer Incorrect Answer
    C Rs. 3685 Correct Answer Incorrect Answer
    D Rs. 3675 Correct Answer Incorrect Answer

    Solution

    Let the cost price of article ‘A’ be Rs. 3x Marked price of article ‘A’ = 1.45 × 3x = Rs. 4.35x Selling price of article ‘A’ = 4.35x × 0.8 = Rs. 3.48x Or, 3x + 240 = 3.48x Or, 0.48x = 240 Or, x = 500 Cost price of article ‘B’ = 7x = 7 × 500 = Rs. 3500

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