my professor has given the class an assignment with the following given information:

Initial Markon (markup) 65%
Total Cost of Goods Sold 55%
Average Inventory at Cost $ 360,000
Gross Sales $ 3,200,000
Reductions $ 400,000
Total Expenses $ 600,000
Total Assets $ 2,800,000
Net Worth/Owner's Equity $ 900,000

what is reductions?