The cafeteria of a prominent university in Carson, California hires students to assist in its three shifts of operations: breakfast, lunch, and dinner. In order to provide good customer service, the cafeteria has a policy that the number of students hired for the lunch shift must exactly equal (no more and no less) to the combined total number of students hired for the other two (that is, breakfast AND dinner) shifts. Based on these information, if Bis the number of students hired for the breakfast shift, L is the number of students hired for the lunch shift, and is the number of students hired for the dinner shift, then the constraint used in a Linear Programming (LP) problem to describe this situation is : A. B = L + D
B. L - B + D
C. D - B + L
D. Not enough information given to answer this question
E. None of the above please continue on the next page

Consider the following ethical argument. which of the three statements represents the moral statement about a moral principle? statement 1: a dealership advertised a car at a very low price, but only had a similar higher priced model in stock. statement 2: it is wrong to perform a bait and switch. statement 3: the dealership was wrong to advertise the car on special sale when in actually it was not available.

Shelby company produces three products: product x, product y, and product z. data concerning the three products follow (per unit): product x product y product z selling price $ 85 $ 65 $ 75 variable expenses: direct materials 25.50 19.50 5.25 labor and overhead 25.50 29.25 47.25 total variable expenses 51.00 48.75 52.50 contribution margin $ 34.00 $ 16.25 $ 22.50 contribution margin ratio 40 % 25 % 30 % demand for the company’s products is very strong, with far more orders each month than the company can produce with the available raw materials. the same material is used in each product. the material costs $8 per pound, with a maximum of 4,400 pounds available each month. required: a. compute contribution margin per pound of materials used. (round your intermediate calculations and final answers to 2 decimal places.) contribution margin per pound product x $ product y $ product z $ b. which orders would you advise the company to accept first, those for product x, for product y, or for product z? which orders second? third? product x product y product z

The textbook defines ethics as “the principles of conduct governing an individual or a group,” and specifically as the standards one uses to decide what their conduct should be. to what extent do you believe that what happened at bp (british petrolium) is as much a breakdown in the company’s ethical systems as it is in its safety systems, and how would you defend your conclusion?