Riverbed Inc. has provided you with the following information This compary purchases its imventory from a supplier for cash and has only cash sales. Riverbed uses the average cost formula in a perpetual imventory system. Increased competition has recently reduced the price of the praduct.

$\backslash$table$[[$Date$,$Explanation,Units,Unit Cost,Unit Price$],[$Apr$.1,$Beginning inwentory,$50,$$$78,],[6,$Purchases,$110,89,],[8,$Sales,$(130),,$$$116$