During the month of May, direct labor cost totaled $11,600 and direct labor cost was 40% of prime cost. If total manufacturing costs during May were $79,000, the manufacturing overhead was:

• $50,000

• $67,400

• $29,000

• $17,400

Gilchrist Corporation bases its predetermined overhead rate on the estimated machine-hours for the upcoming year. At the beginning of the most recently completed year, the Corporation estimated the machine-hours for the upcoming year at 21,200 machine-hours. The estimated variable manufacturing overhead was $5.32 per machine-hour and the estimated total fixed manufacturing overhead was $600,172. The predetermined overhead rate for the recently completed year was closest to:

• $28.31 per machine-hour

• $33.63 per machine-hour

• $32.63 per machine-hour

• $5.32 per machine-hour