.The following budgeted information is provided:

Month 1 2 3
Sales in units 25,000 30,000 28,000
Production in unit 26,000 32,000 25,000
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. At the beginning of Month 1, there was 4,200 lbs. of materials on hand. Purchases of raw materials for Month 1 would be (in pounds):