Solve the problem.A board is made up of two women (W) and three men (M). In order to pass a motion, three of the five including at least one woman must vote "yes". Which of the following weighted voting systems represent this situation?
A. [8 : 3, 3, 2, 2, 2]
B. [3 : 1, 1, 1, 1, 1]
C. [7 : 3, 3, 2, 2, 2]
D. [6 : 3, 3, 2, 2, 2]
E. none of these
Answer: C
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Find the work done by F over the curve in the direction of increasing t.F = 
i + 
j + 
k; C: r(t) = t8i + t6j + t5k, 0 ? t ? 1
A. W = 1
B. W = 19
C. W = 
D. W = 0
Solve the problem.A manufacturer's cost is given by 
dollars, where C is the cost and n is the number of parts produced. Find the cost when 216 parts are produced.
A. $2600 B. $6080 C. $1400 D. $67
Find the intersection.6x - 2y + 4z = -2, 5x + 3y - 3z = 4
A. x = -6t - 2, y = 38t + 34, z = -28t
B. x = 6t + 2, y = -38t + 34, z = -28t
C. x = -168t - 2, y = 1064t - 34, z = -28t
D. x = -6t + 
, y = 38t + 
, z = 28t
Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.an = 
A. no
B. yes, - 
C. yes, 
D. yes, 7