A company's planned activity level for next year is expected to be 100000 machine hours. At this level of activity, the company budgeted the following manufacturing overhead costs: A flexible budget prepared at the 90000 machine hours level of activity would show total manufacturing overhead costs of $428500 $418500 $328500 $365000 A company's planned activity level for next year is expected to be 100000 machine hours. At this level of activity, the company budgeted the following manufacturing overhead costs: A flexible budget prepared at the 90000 machine hours level of activity would show total manufacturing overhead costs of $428500 $418500 $328500 $365000