16 3 pts The master budget of Knope Inc. shows that the planned activity level for next year is expected to be 30,000 machine hours. At this level of activity, the following manufacturing overhead costs are expected: Indirect labor............... Machine supplies......... Indirect $720,000 ..180,000 materials.......... ..210,000 Depreciation on factory building......... Total manufacturing overhead........ 150,000 $1,260,000 A flexible budget for a level of activity of 40,000 machine hours would show total manufacturing overhead costs of O $1,630,000 $1,530,000 $1,680,000 $1,260,000