Kindly I need help solving question 2

2 A number of costs and measures of activity are listed below Cost Description Possible Measure of Activity Cinder blocks 1. Cost of cement used to produce cinder blocks ,Cost of leasing checkout equipment on a monthly basis at roduced Dollar sales a hardware store . Cost of vaccine used at a clinic Vaccines administered Number of patients Number of autos assembled Number of patients Dollar sales Salary of the staff chaplain at a hospital Windshield wiper blades installed on autos at an auto assembly plant 6. Lease cost of equipment at a dentist's office 7. Interest expense on corporate debt Cost of renting production equipment on a monthly basis at a snowboard manufacturer Snowboards produced Snowboards sold 9. Cost of advertising at a snowboard compan 10.lCook's wages at a taco sho Dollar sales Required or each item above, indicate whether the cost is MAINLY fixed or variable with spect to the possible measure of activity listed next to it