Question

The cost of 15 articles is equal to the selling price of 12 articles. Find the profit per cent.

Answer 1

Answer:

Here is your answer

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Step-by-step explanation:

Let the cost price of 1 article = x

Find the cost price of the 15 articles:

15 articles = 15x

Find the selling price of the 15 articles:

15 articles = 12x

Find the profit/loss:

Since the selling price is less than the cost price

⇒ It is a loss

Loss = 15x - 12x = 3x

Find the loss percentage:

Loss percentage = 3x/15x x 100 = 20%

Answer: He made a loss of 20%

Answer 2

Answer:

Let the cost price of 1 article = x

Find the cost price of the 15 articles:

15 articles = 15x

Find the selling price of the 15 articles:

15 articles = 12x

Find the profit/loss:

Since the selling price is less than the cost price

⇒ It is a loss

Loss = 15x - 12x = 3x

Find the loss percentage:

Loss percentage = 3x/15x x 100 = 20%

Answer: He made a loss of 20%

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