An online virus$-$scan service provider, Sunland, is expanding its offerings to include an optimizing service to users$-$it can scan the consumer's hard drive for duplicate files, suggest more efficient ways to save or archive photos and movies, and much more. The problem is that the company's own cost information has been lost $-$ not due to a virus but due to human error. Charlee, the office manager, is trying to recreate some of the information to use in pricing Sunland's newest optimizing service. Here is what she was to dig up:

$\backslash$table$[[$Selling price,$$34,$perscan$],[$oss margin $\%,50,\%$