Grundmann Inc. reports that at an activity level of 6,500 machine-hours in a month, its total variable inspection cost is $487,110 and its total fixed inspection cost is $326,040. What would be the average fixed inspection cost per unit at an activity level of 6,600 units in a month? Assume that this level of activity is within the relevant range. Answer $125.10 $74.89 $50.16 $49.40