Mat 540 Quiz 4

1487 words 6 pages
38 out of 40 points Instructions

Question 1 .2 out of 2 points The standard form for the computer solution of a linear programming problem requires all variables to be to the right and all numerical values to be to the left of the inequality or equality sign Answer
Selected Answer: False
Correct Answer: False . Question 2 .2 out of 2 points In a balanced transportation model, supply equals demand such that all constraints can be treated as equalities. Answer
Selected Answer: True
Correct Answer: True . Question 3 .2 out of 2 points In a transportation problem, a demand constraint (the amount of product demanded at a given destination) is a less-than-or equal-to
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Two of her resources are constraint production time (8 hours = 480 minutes per day) and syrup (1 of her ingredient) limited to 675 gallons per day. To produce a regular case requires 2 minutes and 5 gallons of syrup, while a diet case needs 4 minutes and 3 gallons of syrup. Profits for regular soft drink are $3.00 per case and profits for diet soft drink are $2.00 per case. What is the optimal daily profit?
Answer
Selected Answer: $420
Correct Answer: $420 . Question 17 .2 out of 2 points A systematic approach to model formulation is to first
Answer
Selected Answer: define decision variables
Correct Answer: define decision variables . Question 18 .2 out of 2 points In a portfolio problem, X1, X2, and X3 represent the number of shares purchased of stocks 1, 2, an 3 which have selling prices of $15, $47.25, and $110, respectively. The investor has up to $50,000 to invest. The stockbroker suggests limiting the investments so that no more than $10,000 is invested in stock 2 or the total number of shares of stocks 2 and 3 does not exceed 350, whichever is more restrictive. How would this be formulated as a linear programming constraint?
Answer
Selected Answer: 47.25X2 ≤10,000 X2 + X3 ≤ 350
Correct Answer: 47.25X2 ≤10,000 X2 + X3 ≤ 350 . Question 19 .2 out of 2

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