OfficeMart has found an error in its data. The percentage of selling and administrative overhead to rders should be changed to 30% horn 45% and the prontage 1 Chapter 7: Applying Excel 3 Data $500,000 $300,000 AssembingProcessing Supporting 10% 40 0% 1,000 10 Total activity units arders cUstomers 15 Orders 80 unts 585 $180 17 Seling price 18 Direct materials 19 Direct tabor O Type here to search