Case Study Analysis 8-29. Evaluate the economics-of-one-unit analysis that Amy and Steve conducted, and then answer the following: a. Amy and Steve assumed that, for every $6 in sales, $4 would come from selling computer-related services. Calculate what percentage of their total sales revenue per unit this $4 represents. b. For every $2 in food and beverage sales, Amy and Steve assumed that their COGS per unit would be $1. Calculate the markup percentage. c. For every $4 in computer services sales, Amy and Steve assumed that their COGS per unit would be 25 cents. Calculate the markup per- centage