The following budgeted information is provided: Month 1 2 3 Sales in units 18,000 23,000 21,000 Production in units 19,000 25,000 18,000 One pound of materials is required for each finished unit. The inventory of materials at the end of each month should equal 25% of the following month's production needs. At the beginning of Month 1, there were 4,750 lbs. of materials on hand. Purchases of raw materials for Month 1 would be (in pounds):