For a cost function C = 100 + 10Q + Q2, the average fixed cost of producing 10 units of output is
                        
        Note
For a cost function C = 100 + 10Q + Q2, the average fixed cost of producing 10 units of output is 10.
For a cost function C = 100 + 10Q + Q2, the average fixed cost of producing 10 units of output is 10.