Markups are the ratio of gross profit to sales price. For instance, if you have item that costs you $4 and you sell it for $8, your gross profit is $4, which is the markup. The markup percentage ...

Selling Price / Asking Price x 100 = sale-to-asking price ratio For example, let's say the selling price is $289,000, the median selling price for a new home in the U.S. in December 2015.