If the cost price of 12 articles is equal to the selling price of 10 articles, then the percentage of profit is: - Quantitative Aptitude MCQ WBCS Mains 2026 | ExamTest.live | ExamTest.live

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If the cost price of 12 articles is equal to the selling price of 10 articles, then the percentage of profit is:

A $25%$
B $30%$
C $22.5%$
D $20%$

Solution & Step-by-step Explanation

Let the Cost Price of 1 article be CP and the Selling Price of 1 article be SP . According to the question: 12 \times CP = 10 \times SP \frac{SP}{CP} = \frac{12}{10} = \frac{6}{5} Let CP = 5 units and SP = 6 units. Profit = SP - CP = 6 - 5 = 1 unit Profit Percentage = \frac{Profit}{CP} \times 100% = \frac{1}{5} \times 100% = 20%

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If the cost price of 12 articles is equal to the selling price of 10 articles, then the percentage of profit is:

A

25%

B

30%

C

22.5%

D

20%

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Profit and Loss Cost Price Selling Price

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