SOLUTION: A shop sells compact disks for $15 per piece. If each disk costs $6 to the shop owner how much profit percent does the shop owner earn?

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Question 623237: A shop sells compact disks for $15 per piece. If each disk costs $6 to the shop owner how much profit percent does the shop owner earn?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+%28+15+-+6+%29+%2F+6+=+9%2F6+
+9%2F6+=+3%2F2+
+%283%2F2%29%2A100+=+150+
The shop owner makes 150% profit on each disk