Bidwell Corp. uses FIFO costing with a perpetual inventory system to keep track of its treadmill inventory. Inventory activity for the month is as follows:

Beginning Inventory $100$ treadmills $$1,000$ each

Bought $5/8/22100$ treadmills $$1,100$ each

Sold $5/14/21120$ treadmills

Bought $5/24/22100$ treadmills $$1,200$ each

Sold $5/30/2170$ treadmills