Jill Hartman earns $750 per week plus 3 percent of sales in excess of $6,500. If Jill sells $25,000 in 1st week, her earnings are IMRO Corporation pays its employees on a graduated commission scale: 5 percent on 1st $30,000 sales: 6 percent on sales above $30,000 to $75,000; and 7 percent on sales greater than $75,000. Bill Burns had sales of $95,000. His commission is