the cost pricw of 20 articles is same as the selling price of 16 articles find the gain percentage
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Answer: 25%
Step-by-step explanation:
CP of 20 articles = rupees x
CP of 1 article = rupees x/20
SP of 16 articles = rupees x
SP of 1 article = rupees x/16
Profit = rupees ( x/16 - x/20 ) = rupees ( 5x - 6x /80 ) = rupees x/80
Profit % = ( x/80 ÷ x/20 X 100 ) = x/80 X 20/x X 100 = 25
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