KDM Corporation makes one product. May April 8,200 June 13,100 July 13,600 Budgeted unit sales 8,700 Each unit of finished goods requires 4 pounds of raw materials. The ending finished goods inventory equals 10% of the following month's sales. The ending raw materials inventory equals 20% of the following month's raw materials production needs. What is the budgeted raw material purchases in units for May