Solve the problem.Pivot the simplex tableau about the following elements (a) 5 (first row, first column), (b) 3 (first row, second column), (c) 5 (second row, first column), and (d) 2 (second row, second column) to find the particular solution corresponding to the new tableau. Which of the pivot operations increases M the most?xyuvM
A. 2 (second row, second column)
B. 5 (second row, first column)
C. 5 (first row, first column)
D. 3 (first row, second column)
Answer: A
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Solve the problem.West End school district is purchasing 50 new computers to be distributed among the five schools in the district. The computers will be apportioned based on the school population of each school as given in the table below. Use the Jefferson Method to apportion the computers. 
A. 
B. 
C. 
D. 
Solve the problem.Julie and Eric row their boat (at a constant speed) 35 miles downstream for 5 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 7 hours. Find the rate of the current.
A. 6 mph B. 1 mph C. 0.5 mph D. 2 mph
Provide an appropriate response.Let p = 500 - 
q represent a demand equation for a product where p is unit price and q is quantity with the restriction 0 ? q < 1000. Express the quantity q as a function of p.
Fill in the blank(s) with the appropriate word(s).
Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. no solution; ?
B. {(-4.5, -1.85)}
C. infinitely many solutions; {
y = 1.1x + 3.1} or {
y = 0.5x + 0.4}
D. {(4.5, -1.85)}