7). (The Short-Run Firm Supply Curve) Use the following data to answer the questions below:

QVC MC AVC

1$10 ____________

2$16 ____________

3 $20 ____________

4$25 ___________

5 $31_____________

6$38 ____________

7 $46 ____________

8 $55 ____________

9 $65 ______ ______

a.Calculate the marginal cost and average variable cost for each level of production. b. How much would the firm produce if it could sell its product for $5? For $7? For $10? c. Explain your answers. d. Assuming that its fixed cost is $3, calculate the firm's profit at each of the production levels determined in part (b)