Find the slope of the line going through the given pair of points.(3.9, 4.4) and (3.4, 1.9)
A. - 
B. 
C. 5
D. -5
Answer: C
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Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3 and P4.)Which players are critical in the coalition {P1, P3, P4}?
A. P1 only B. P1 and P3 only C. None of the players D. All three players E. none of these
Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
saddle point; 
saddle point; 
saddle point; 
saddle point; 
saddle point
B. 
local maximum; 
local maximum; 
local minimum; 
local minimum
C. 
saddle point; 
local maximum; 
local minimum
D. 
saddle point; 
local maximum; 
local maximum; 
local minimum; 
saddle point; 
saddle point; 
local minimum; 
saddle point; 
saddle point
Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.x2 + y2 = 13.85x = 3y - 1
A. (-3.41, -1.47), (3.62, 0.87) B. (-11.26, -3.42), (11.06, 4.02) C. (1.47, 3.42), (-0.87, -3.62) D. (3.42, 1.47), (-3.62, -0.87)
Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 96 lb B. 78 lb C. 90 lb D. 84 lb