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Mark spent $135 on his comic book collection. He just sold it online for $310. Approximately what is the profit as a percent of his original cost?

 Jan 30, 2019

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310 /135 =2.2963 -1 x 100 =129.63% - profit as a percentage of the original cost.

 Jan 30, 2019
 #1
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Best Answer

310 /135 =2.2963 -1 x 100 =129.63% - profit as a percentage of the original cost.

Guest Jan 30, 2019

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