Answer:
Predetermined OH rate = $ 31.69 per machine hour
Explanation:
Predetermined Fixed OH rate = Estimated Fixed Overhead / Estimated machine hours = $1,026,856 / 37,600
Predetermined Fixed OH rate = $27.31 per machine hour
Predetermined OH rate = Predetermined Fixed OH rate + Predetermined variable OH rate = $ 27.31 + $ 4.38
Predetermined OH rate = $ 31.69 per machine hour