Cerebro Manufacturing produces four types of structural support fittings-plugs, rails, rivets, and clips-which are machined on two CNC machining centers. The machining centers have a capacity of 250,000 minutes per year. The gross margin per unit and machining requirements are shown in the spreadsheet below.

What should be the value of Integer Tolerance in order to find the guaranteed optimal integer solution?

Question options:

	1
	0.5
	-1
	0