Question
Ratio of the cost price of article ‘A’ to ‘B’ is
2:5, respectively. Article ‘A’ is marked up by 28% above its cost price and then sold at a discount of 20%. If the profit earned on article ‘A’ is Rs. 258, then find the cost price of article ‘B’.Solution
Let the cost price of article ‘A’ be Rs. 2x Marked price of article ‘A’ = 1.28 × 2x = Rs. 2.56x Selling price of article ‘A’ = 2.56x × 0.8 = Rs. 2.048x Or, 2x + 258 = 2.048x Or, 0.048x = 258 Or, x = 5375 Cost price of article ‘B’ = 5x = 5 × 5375 = Rs. 26875
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