When Ajax Co. produced 3 units of output per? week, its total fixed cost was ?$150,150 and total variable cost was ?$4,545. When output increased to 4 units per? week, total fixed cost remained at ?$150,150 and total variable cost increased to ?$6,060.
When output was 4 units per? week, total cost was $?.
When output was 4 units per? week, average variable cost was ?$?.
When output was 4 units per? week, average fixed cost was ?$?.
When output was 4 units per? week, average total cost was ?$?.
The marginal cost of producing the fourth units was ?$?.
Can you please show the work, so I can understand how you got there?