R Company estimates that overhead costs for the next year will be $6,870,000 for Indirect labor and $450,000 for factory utilities. The company uses machine hours as its overhead allocation base. I 160,000 machine hours are planned for this next year, what is the company's plantwide overhead rate (you should round to two decimal points)? 05.02185 per machine hour $42.9375 per Shir O $45.75 per mache nahina