A number of costs and measures of activity are listed below. Required: For each item above, indicate whether the cost is MAINLY fixed or variable with respect to the

1. 2. 3. 4. 5. Possible Measure of Activity Number of items stocked Computers produced Dollar sales Tests run Surfboards produced Cost Description Insurance on a warehouse building at a computer retailer........ Cost of solder used in making computers. Cost of heating an electronics store. Cost of testing materials used in a medical lab. Cost of electricity for production equipment at a surfboard manufacturer Cost of airplane fuel at a regularly scheduled commuter airline Sales commissions at a cellphone dealer Cost of renting production equipment on a monthly basis at a surfboard manufacturer .... Cook's wages at a coffee shop. Shift manager's wages at a coffee shop 6. Number of passengers Dollar sales 7. 8. 9. 10. Surfboards produced Dollar sales Dollar sales