Pena Manufacturing Limited applies manufacturing overhead at the rate of $15 per machine hour. During August Pena incurred actual manufacturing overhead of $120,000 and at the end of August the manufacturing overhead account had a balance of $15,000 overapplied. How many machine hours did Pena incur during the month of August? Multiple Choice 8,000 machine hours 9,000 machine hours 1,000 machine hours 5,000 machine hours