The formula S C 1 r describes the selling price, S, of a
Chapter 7, Problem 7.1.854(choose chapter or problem)
The formula S C 1 r describes the selling price, S, of a product in terms of its cost to the retailer, C, and its markup, r, usually expressed as a percent. A small television cost a retailer $140 and was sold for $200. Find the markup. Express the answer as a percent.
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