Simplify.-15 + 6 - 2 - (-1)
A. -10
B. -20
C. -8
D. -12
Answer: A
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Find a set of polar coordinates for the point for which the rectangular coordinates are given.(-5
, -5
)
A. 
B. 
C. 
D. 
You have the opportunity to earn some extra income by working at $28 per hour. If your marginal tax rate is 32%, how much of the hourly income will you take home after taxes? Round your answer to two decimal places, if necessary. ?
A. $28 B. $32 C. $19.04 D. $8.96
Find the indicated quantities for the appropriate arithmetic sequence.Find the sum of the first 742 positive integers.
A. 275653 B. 274911 C. 550,564 D. 551,306
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