Selling price	$ 84.00	$ 66.00	$ 74.00
Variable expenses:
Direct materials	25.20	18.00	9.00
Other variable expenses	25.20	31.50	42.80
Total variable expenses	50.40	49.50	51.80
Contribution margin	$ 33.60	$ 16.50	$ 22.20
Contribution margin ratio	40%	25%	30%

JSON-3229 has enough demand to sell 850 units of each product per month. Each product requires the same direct materials in its production. The direct materials cost $3 per pound. The company will at most have 5,700 pounds of the direct materials available every month.

What is the maximum contribution margin that JSON-3229 can earn per month using its 5,700 pounds of direct materials optimally?

multiple choice

$ 33,970

$ 31,470

$ 18,870

$ 12,600