Sales in units Production in units January February March 15,600 21,200 18,600 18,600 19,600 17,500 One pound of material is required for each finished unit. The inventory of materials at the end of each month should equal 20% of the following month's production needs. Purchases of raw materials for February would be budgeted to be: Multiple Choice 20,020 pounds 0 20,280 pounds 0 19,180 pounds 0 18,420 pounds