When it produces another computer its total costs rise to

Question

1. A firm produces 100 computers. Its total costs are $80,000 of which fixed costs are $30,000. What are its:

a. Average Fixed Costs

b. Average Variable Costs

c. Average Total Costs

d. When it produces another computer its total costs rise to $80,700. What is the marginal cost of the 101^stcomputer?