Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion.
B. I is not a proportion, II is a proportion.
C. I and II are both proportions.
D. Neither I nor II are proportions.
Answer: D
Mathematics
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Solve the problem.Find the moment of inertia Iz of the rectangular solid of density 
defined by 
, 
, 
.
A. 352500 B. 312500 C. 290000 D. 102500
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Find f1 in the circuit below when R1 = 1 Kê, R2 = 4 Kê, C1 = 0.1 æF, C2 = 700 pF, and E = 20 V.
a. 1 KHz
b. 318 H3
c. 4 KHz
d. 8 KHz
e. 16 KHz
Mathematics
Convert.31,000 cm = _____ km
A. 3.1 B. 0.0031 C. 0.031 D. 0.31
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Evaluate.If f(x) = x - 3 and g(x) = x + 3, evaluate (f ? g)(-2).
A. 1 B. -5 C. -11 D. 4
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