Graph both functions using the same set of axes.f(x) = 3x, f-1(x) = log3 x
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.Suppose the current cost of gasoline is $3.23 per gallon. Find the current price index using the 1995 price as the reference value. In 1995, the cost of gasoline was 120.5 cents per gallon.
A. 2.7 B. 268 C. 37.3 D. 202.5
Solve the problem.Find the area A and circumference C of a circle of radius 10 ft. Express the answer in terms of ?.
A. A = 400? ft2; C = 10? ft B. A = 40? ft2; C = 10? ft C. A = 100? ft2; C = 20? ft D. A = 20? ft2; C = 20? ft
Solve the problem.Edwin has a board that is 9.2 feet long. He wants to cut the board into pieces that are 2.3 feet long. How many 
pieces will he get from the large board?
A. 40 pieces B. 5 pieces C. 4 pieces D. 3 pieces
Simplify. Assume that each variable is nonnegative.2
+ 5
A. ( 2x + 5)
B. ( 7x4)
C. 2x4 + 5
D. ( 2x4 + 5)