Keego Enterprises manufactures two products, boat wax and car wax, in two departments, Mixing and Packaging. The Mixing Department has 600 hours per month available while the Packaging Department has 1,000 hours per month available. Production of the two products cannot exceed 31,000 pounds. Data on the two products follow: Product Boat wax (B) Car wax (c) Contribution Margin (per 100 pounds) $ 300 $ 120 Hours per 100 Pounds of Output: Mixing (M) 3.0 1.7 Hours per 100 Pounds of Output: Packaging (P) 2.4 6.0 The Mixing Department (M) constraint for the Keego linear program would be (where B and Care expressed in 100-pound units of output): Multiple Choice 1.7M + 6P 600 3B +170