Oriole and Associates. a consulting service, recently received a bill for repairs on its computer system totaling $2,514. Oriole thinks it may have been overcharged and is trying to recreate the components ofthe bill. She knows the hourly rate is $90 and 15 hours of labor was charged. She also knows $770 of parts were replaced. Compute the material loading charge percentage the repair service used. {Round answer to 0 decimal places, 6.3. 20%.) Material loading charge percentage %