If the cost price of 20 articles is equal to the selling price of 15 articles, find the profit per cent.

Question

Accepted Answer

Given that, a = 20 and b = 15
According to the formula,
Profit %= [(a - b) / b] x 100 %
= (5/15) x 100% = 100/3 %
= 33¹/₃%

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