Find the range for the given data set.8, 8, 8, 19, 22, 22, 22
A. 19
B. 30
C. 11
D. 14
Answer: D
Mathematics
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Solve the problem.Find the centroid of the rectangular solid defined by 
, 
, 
.
A. 
= 1, 
= 2, 
= 
B. 
= 4, 
= 8, 
= 5
C. 
= 
, 
= 
, 
= 
D. 
= 2,
= 4, 
= 
Mathematics
Find the zeros of f(x), given that one zero is k.f(x) = x3 + 4x2 - 5x - 20
k = -4
A. -
, ±5
B. -
, ±
C. -4, ±5
D. -4, ±
Mathematics
Evaluate the determinant.
A. -18 B. 54 C. 18 D. -50
Mathematics
Find the probability.The table shows the political affiliation of voters in a small midwestern town and their positions on stronger drug control laws. ?Stronger Drug Control 
Find the probability that a Democrat opposes stronger drug control laws.
A. 0.490 B. 0.420 C. 0.350 D. 0.390
Mathematics