the cost price of 10 books in the same as selling price of 8 books find the profit percentage right solve
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Step-by-step explanation:
- cost price of 10books =selling price of 8 books
- assume cost price of 1 book is 80
- selling price of 1 book is 100
- profit =selling price -cost price/selling price
- profit =100-80/100=20/100=20%
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