Gregs Bicycle Shop has the following transactions related to its top-selling Mongoose mountain bike for the month of March 2015. Greg's Bicycle Shop uses a periodic inventory system.

Date	Transactions	Units	Cost per Unit	Total Cost
March 1	Beginning inventory	20	$230	$	4,600
March 5	Sale ($360 each)	15
March 9	Purchase	10	250		2,500
March 17	Sale ($410 each)	8
March 22	Purchase	10	260		2,600
March 27	Sale ($435 each)	12
March 30	Purchase	8	280		2,240
				$	11,940

3. Using LIFO, calculate ending inventory and cost of goods sold at March 31, 2015

4. Using weighted-average cost, calculate ending inventory and cost of goods sold at March 31, 2015.(Round your intermediate and final answers to 2 decimal places.)

5. Calculate sales revenue and gross profit under each of the four methods. (Round weighted-average cost amounts to 2 decimal places.) 6. If Gregs Bicycle Shop chooses to report inventory using LIFO instead of FIFO, record the LIFO adjustment.