Product-Costing Accuracy, Plantwide and Departmental Rates, ABC following data have been gathered for these two products: Plantwide rate Overhead cost per unit: Scientific Business $ $$Xperunitperunit 2. Round departmental rates and the overhead cost per unit to the nearest cent if rounding is required. required. 3. Compute the overhead cost per unit for each product using activity-based costing. Round your calculations and answers to the nearest cent