find the gain percent if cost price of 9 articles equal to the selling price of 5 articles
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Answer:
CP of one article is x
CP of 5 articles is 5x
Sp of 5 articles is equal to Cp of 9 articles(9x)
Profit is SP-CP
9x-5x
4x
Profit % is 4x/5x* 100
80
Answer: 80%
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