using the fifo assumption, calculate the amount charged to cost of goods sold for march

Purchases Sales Units Unit Cost Units Selling Price/Unit 3/1 100 $50 Beginning inventory Purchase 3/3 58 $60 3/4 Sales 58 $80 3/10 Purchase 200 $65 3/14 Sales 66 $90 3/19 Sales 92 590 125 Sales 50 $90 3/30 Purchas 42 $70 (a) Using the FIFO assumption, calculate the amount charged to cost of goods sold for March Cost of goods sold