7) Arin Company manufactures a wide variety of products and uses an activity-based costing system. Data from its activity-based costing system for all products follows: Activity cost pool Engineering costs Setup costs Assembling products Total cost $ 154,000 $ 27,000 $ 556,100 Total activity 5,500 engineering hours 2,250 number of batches 6,700 direct labor hours The following job for Jannah Corporation used the following activities: 2 engineering hours 3 batches 6 direct labour hours What is the engineering cost pool rate per engineering hour? (1 mark) What is the setup cost pool rate per batch? (1 mark) What is the assembling product cost pool rate per direct labour hour? (1 mark) What is the total cost allocated to the job above