how do you calculate total variable manufacturing cost given the data in this spreadsheet:

Number of cookies needed	1,000
Discounted price per cookie	$ 2.75
Normal price per cookie	$ 3.75
Cost of special printed design per cookie	$ 0.50
Cost of tool needed to make the design	$ 100.00
Revenue for special order	$ 2,750
Costs for special order:
Design cost	$
Tool cost	$
Total Variable Manufacturing Cost	$
Net profit	$