Fill in the blank with one of the words or phrases listed below. Not all choices will be used.
A(n) 
is an expression that can be written in the form 
, where P and Q are polynomials and Q is not 0.
A. proportion
B. complex fraction
C. ratio
D. rational expression
Answer: D
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You are on a shopping trip. The store will round the amount you pay for each item to the nearest cent. Find the amount you will pay.Laundry detergent is 2 bottles for $3.45, so one bottle is $1.7250. You pay:
A. $1.74 B. $1.73 C. $1.83 D. $1.72
Solve the equation.x3 - 7x2 - 8x = 0
A. {-8, -1, 0} B. {-1, 0, 8} C. {-8, 0, 1} D. {0, 1, 8}
Solve the problem.Mary lives on a corner lot. The neighborhood children have been cutting diagonally across her lawn instead of walking around the yard. If the diagonal distance across the lawn is 
and the longer part of the sidewalk is twice the shorter length, how many feet are the children saving by cutting across the lawn? Round to the nearest foot if necessary.
A. 7 ft. B. 27 ft. C. 12 ft. D. 9 ft.
Perform the indicated operation. Simplify, if possible.
- 
A. 
B. 
C. 
D. 