Measuring manufacturing overhead: Normal costing using a single plant-wide predetermined overhead rate. Go-Far, Inc. manufactures go-carts. The company uses normal costing to measure and assign product costs. The company uses a single, plant-wide predetermined overhead rate. Go-Far's production process is highly automated. If Go-Far uses a single activity base what would be an appropriate choice? Use this information from the beginning and the end of the year to answer the questions: Estimated manufacturing overhead, beginning of 2001 $50,000 Actual Manufacturing overhead, 2001 $65,000 Estimated machine hours, beginning of 2001 $25,000 Actual machine hours worked 2001 29,000 machine hours What is the predetermined overhead rate that was used during 2001? How much manufacturing overhead was applied (assigned) during the year