Mary is a sales person for Challenge Furniture. She receives an incremental commission based on the table below. If she sells $26,000 and has already received a draw of $766.15, how much commission is still owed to Mary? Level Sales volume Commission Rate 1 $1-11,700 3.3% 2 $11,701-21,200 4.1% 3 Over $21,200 4.7% X Enter a number