D E F A B Use the Fire Steps te Belve Math Word Problema for this problem Artemis is paid a weekly commission of 4% on net sales of $3000, 8% on the next $1500, and 12.5% on all further sales. Her gross sales for a week were $5580, sales returns and allowances were $60. a. What were her gross earnings for the week? b. What was her average hourly rate of pay for the week if she worked 43 hours? 1) State the son of the problem 2) List all relevant facts and numbers with proper Inbels 6 7 8 9 10 11 12 13 3) Solve problem uning Efficient Excel Methods 14 15 Check