Question
Rahul bought two articles for Rs. 9,000. He sold one of
them at a profit of 30% while the other at a loss of 10%. If he earned an overall profit of 8% on selling both articles, then find the cost price of the article which is sold at loss of 10%.Solution
ATQ, Let cost price of the article sold at a profit of 30% = Rs. x Cost price of the article sold at a loss of 10% = Rs. (9000 β x) ATQ, (1.30 Γ x) + {0.90 Γ (9000 β x)} = 1.08 Γ 9000 Or, 1.30x + 8100 β 0.90x = 9720 Or, 0.40x = 1620 So, x = 4050 Therefore, cost price of the article sold at a loss of 10% = 9000 β 4050 = Rs. 4,950
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