2 Teacher's Helper is a small company that has a subcontract to produce instructional materials for disabled children in public school districts. The owner rents several small rooms in an office building in the suburbs for $600 a month and has leased computer equipment that costs $480 a month. Output Fixed Variable Total: (Instructional Cost Cost Cost Marginal Cost modules per (Dollars) (Dollars) (Dollars) (Dollars) month) Average Average Average Fixed Variable Total Cost Cost Cost (Dollars (Dollars (Dollars per per per unit) unit) unit) 1,080 1.080 400 1480 400 1.350 2430 1,900 450 965 475 0 1,080 1 1.080 400 2 10 1.350 2.430 1.900 2.500 4.100 5400 88 unit unit) unit) 450 965 4,280 700 7,300 10.880 216 135 475