Acer Corp. applied manufacturing overhead on the basis of machine hours. Acer has estimated manufacturing overhead at $224,500 and has estimated machine hours at 4,500. Their actual manufacturing overhead is $224,000 and their actual machine hours are 4,440. What is Acer's predetermined overhead rate per MH? Multiple Choice O $50.45 $49.90 O O $49.23 $49.78 O