Answer the question.The following table gives the electricity usage (in kilowatt hours) for the Peters family for six months.
What is the average electricity usage for the months January through April?
A. 988.54 kwh
B. 977.55 kwh
C. 983.56 kwh
D. 975.251 kwh
Answer: B
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Solve the problem.A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 8 different flags available, how many possible signals can be flown?
A. 56 B. 24 C. 512 D. 336
Solve the problem.The cost of printing a catalog of the products that your company distributes is a flat rate of $58 plus $0.24 per copy. Let C represent the total cost of printing and x represent the number of copies. Write in symbolic form an equation that will relate C and x. Organize the data into a table of values. Begin with 500 copies, increase by increments of 500, and end with 2500 copies.
A. C = 58.24x
B. C = 58.24x
C. C = 58 + 0.24x
D. C = 58 + 0.24x
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Write the expression as the sum or difference of logarithms.logn xy
A. logx n + logx y B. logn x - logn y C. log2 x - log2 y D. logn x + logn y