Plz Provide explanation. Studying for exam.

18-3. Activity-Based Costing: Factory Overhead Costs The total factory overhead for Cypress Marine Company is budgeted for the year at $900,000, divided into four activities: fabrication, $240,000, assembly, $128,000, setup, $160,000, and inspection, $372,000. Cypress Marine manufactures two types of boats: speedboats and bass boats. The activitybase usage quantities for each product by each activity are as follows: Each product is budgeted for 400 units of production for the year. Determine (a) the activity rates for each activity and (b) the activity-based factory overhead per unit for each product