Gregs Bicycle Shop has the following transactions related to its top-selling Mongoose mountain bike for the month of March. Greg's Bicycle Shop uses a periodic inventory system.

Date	Transactions	Units	Cost per Unit	Total Cost
March 1	Beginning inventory	20	$185	$	3,700
March 5	Sale ($270 each)	15
March 9	Purchase	10	205		2,050
March 17	Sale ($320 each)	8
March 22	Purchase	10	215		2,150
March 27	Sale ($345 each)	12
March 30	Purchase	9	235		2,115
				$	10,015
1.) Calculate sales revenue and gross profit under each of the four methods. specific identification FiFO LIFO Weighted averageC Sales revenue: Gross Profit: