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| Math Central | Quandaries & Queries |
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Question from aswathi, a student: if the ratio of cost price and selling price of an article is be as 10:11, the percentage of profit is |
The selling price is equal to the profit added to the cost:
Selling Price = Cost + Profit
If the ratio of cost to selling price is 10 : 11 (or 1 : 1.1) then
Selling Price = 1.1 × Cost
If you substitute this back into the first equation, can you determine the percentage profit?
Tyler
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