Solve the problem.If a graph has 7 vertices and M is the number of vertices of odd degree, then M cannot be
A. 4.
B. 7.
C. 3.
D. 0.
E. none of these
Answer: C
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Solve the problem.A cereal factory has weekly fixed costs of $32,000. It costs $1.37 to produce each box of cereal. A box of cereal sells for $3.85. Express the cost function c(x) that gives the total weekly cost of producing x boxes of cereal.
A. c(x) = 32,000 + 3.85x B. c(x) = 32,000 + 2.48x C. c(x) = 32,000 + 1.37x D. c(x) = 1.37x
Find the real numbers x and y that make the equation true.
- 6 = x - 
A. x = -2, y = 2 B. x = 12, y = 2 C. x = -14, y = 2 D. x = -2, y = -2
Simplify the expression. If any variables are present, assume that they are positive.
A. 8 B. 64 C. 16 D. 9
Solve the problem.A restaurant serves 8 ounces of soup to each customer. How many quarts of soup should be prepared in order to serve 25 customers?
A. 8
qt
B. 12
qt
C. 6
qt
D. 7
qt