Product-Costing Accuracy, Plantwide and Departmental Rates, ABC Escuha Company produces two type of calculators: scientific and business. Both products pass through two producing departments. The business calculator is by far the most popular. The following data have been gathered for these two products: Product-Related Data Scientific Business Units produced per year 75,000 750,000 Prime costs $232,000 $2,320,000 Direct labor hours 97,300 973,000 Machine hours 47,300 473,000 Production runs 100 150 Inspection hours 2,000 3,000 Maintenance hours 2,250 9,000 Department Data Department 1 Department 2 Direct labor hours: Scientific calculator 74,200 23,100 Business calculator 126,490 846,510 Total 200,690 869,610 Machine hours: Scientific calculator 22,300 25,000 Business calculator 347,880 125,120 Total 370,180 150,120 Overhead costs: Setup costs $231,500 $231,500 Inspection costs 180,000 180,000 Power 241,000 144,000 Maintenance 208,000 230,750 Total $860,500 $786,250 Required:

1. Compute the overhead cost per unit for each product using a plantwide, unit-based rate using direct labor hours.

Round your calculations and answers to the nearest cent.

Plantwide rate $ per direct labor hour

Overhead cost per unit:

Scientific $ per unit

Business $ per unit

2. Compute the overhead cost per unit for each product using departmental rates. In calculating departmental rates, use machine hours for Department 1 and direct labor hours for Department 2. Round departmental rates and the overhead cost per unit to the nearest cent if rounding is required.

Departmental rates:

Department 1 $ per machine hour

Department 2 $ per direct labor hour

Overhead cost per unit:

Scientific $ per unit

Business $ per unit

Repeat using direct labor hours for Department 1 and machine hours for Department 2. Round departmental rates and the overhead cost per unit to the nearest cent if rounding is required. Departmental rates:

Department 1 $ per direct labor hour

Department 2 $ per machine hour

Overhead cost per unit:

Scientific $ per unit

Business $ per unit

3. Compute the overhead cost per unit for each product using activity-based costing. Round your calculations and answers to the nearest cent.

Overhead Cost

Scientific $ per unit

Business $ per unit