D Question 7 2 pts In the O'Donnell Manufacturing Company, there are three types of overhead costs: (1) utilities (all variable) (ii) depreciation (all fixed) and (iii) maintenance cost (mixed). The following cost data is available: Production Utilities Depreciation Maintenance Total Cost 60,000 units $90,000 $70,000 $250,000 90,000 units $325,000 Calculate the maintenance cost if 80,000 units are produced (hint: Depreciation is a fixed cost - what was it for 60,000 units) $90,000 $80,000 $95,000 $100,000