The table below shows Crystal's total cost of producing different quantities of tie-dyed t-shirts for a local arts festival.

Instructions: Enter your answers as a whole number.

a. Complete the marginal cost column in the table.

Tie-Dyed T-Shirt Production Costs

Output	Total Cost (dollars)	Marginal Cost (dollars)
0	$20
1	26	$
2	29
3	30
4	33
5	39
6	48

b. What is the total cost of producing 5 tie-dyed t-shirts?

$

c. What is the marginal cost of producing the 5th tie-dyed t-shirt?

$