Find the indicated term of the geometric sequence.a1 = 960, r = 
; Find a4.
A. a4 = - 
B. a4 = 
C. a4 = -15
D. a4 = 15
Answer: D
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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 in the coalition {P1, P2} are critical?
A. P1 and P2 B. None of the players C. P2 only D. P1 only E. none of these
Find the difference.-11.6 - (-4.6)
A. 7 B. 16.2 C. -7 D. -16.2
Solve.A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 9 different flags available, how many possible signals can be flown?
A. 729 B. 504 C. 27 D. 84
Write a word name for the given decimal notation.7.223
A. Seven and two hundred twenty-three millionths B. Seven and two hundred twenty-three thousandths C. Seven and two hundred twenty-three hundredths D. Seven and two hundred twenty-three tenths