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Mathematics 10 Online
OpenStudy (anonymous):

To calculate a percent increase the portion is the missing element.

OpenStudy (anonymous):

J.C. Penney sells a Timex watch for $139.99 that cost $89.97. J.C. Penney's percent of markup based on the selling price is:

OpenStudy (anonymous):

139.99/89.97 = 1.55 = 155% Therefore, there is 55% additional markup based on the selling price.

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