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    Question

    The cost price of article 'B' is (250/7)% of the selling

    price of article 'A'. Article 'A' is sold at a 40% profit, and the cost price of article 'A' exceeds the cost price of article 'B' by Rs. 15. Additionally, the cost price of article 'A' is equal to the selling price of article 'B'. Determine the cost price of article 'B'.
    A Rs. 20 Correct Answer Incorrect Answer
    B Rs. 14 Correct Answer Incorrect Answer
    C Rs. 22 Correct Answer Incorrect Answer
    D Rs. 15 Correct Answer Incorrect Answer

    Solution

    Let cost price of article тАШAтАЩ = Rs. тАШxтАЩ = selling price of article тАШBтАЩ Selling price of article тАШAтАЩ = 1.40 ├Ч x = Rs. тАШ1.4xтАЩ So, cost price of article тАШBтАЩ = (5/14) ├Ч 1.4x = Rs. тАШ0.5xтАЩ ATQ, x = 0.5x + 15 Or, 0.5x = 15 Or, x = 30 So, cost price of article тАШBтАЩ = 0.5x = 0.5 ├Ч 30 = Rs. 15

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