If a planar drawing of a graph has 12 edges and 8 vertices, how many faces does the graph have?
a. 20
b. 6
c. 32
d. 5
b. 6
Mathematics
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Multiply.(-2)(-7)(-4)(-2)
A. 56 B. -112 C. 134 D. 112
Mathematics
Solve the problem.The results of a school election for student president are shown in the following table. 
What is the probability that a randomly polled voter voted for Candidate C?
A. 0.28 B. 0.12 C. 0.25 D. 0.50
Mathematics
Evaluate the expression.7 ? 3 - (13 - 7) ÷ 3 - (5 - 10)
A. 0 B. 10 C. 4 D. 24
Mathematics
Factor completely. If the polynomial is prime, state so. x2 - 
x + 
A. prime
B. 
2
C. 
2
D. 
Mathematics