Broze Company makes four products in a single facility. These products have the following unit product costs:

	Products
	A	B	C	D
Direct materials	$14.60	$10.50	$11.30	$10.90
Direct labor	19.70	27.70	33.90	40.70
Variable manufacturing overhead	4.60	3.00	2.90	3.50
Fixed manufacturing overhead	26.80	35.10	26.90	37.50
Unit product cost	$65.70	$76.30	$75.00	$92.60

Additional data concerning these products are listed below.

	Products
	A	B	C	D
Grinding minutes per unit	4.10	5.60	4.60	3.70
Selling price per unit	$76.40	$93.80	$87.70	$104.50
Variable selling cost per unit	$2.50	$1.50	$3.60	$1.90
Monthly demand in units	4,300	4,300	3,300	2,300

The grinding machines are potentially the constraint in the production facility. A total of 53,900 minutes are available per month on these machines.

Direct labor is a variable cost in this company.

How many minutes of grinding machine time would be required to satisfy demand for all four products?

15,280

65,400

53,900

47,770