Help Save & Exit Jefferson, Inc. produces two different products (Product 5 and Product Z) using two different activities: Machining, which uses machine hours as an activity driver, and Inspection, which uses number of batches as an activity driver. The cost of Machining is $107,800, while the cost of Inspection is $38,280. The activity drivers are used as follows: Machine hours Number of batches Product 5 Product z 1,078 3,822 49 17 Total 4,900 66 1 What proportion of Machining activity is used by Product 5? Multiple Choice 22% o 70% u 30% a 78%