Click the icon to view the additional information. Click the icon to view the interest factors for discrete compounding when i=10% per year. The minimum number of hours of full-load operation required per year to justify the purchase of the more expensive motor is hours. (Round to the nearest whole number.) More Info More Info Get more help Click the icon to view the additional information. Click the icon to view the interest factors for discrete compounding when i=10% per year. The minimum number of hours of full-load operation required per year to justify the purchase of the more expensive motor is hours. (Round to the nearest whole number.) More Info More Info Get more help