Write the rate as a unit rate.A local survey reported 2700 cars in 900 households.
A. 3600 cars/household
B. 1800 cars/household
C. 3 cars/household
D. 0.333 car/household
Answer: C
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Multiply the polynomials.(5x2 + 5x - 1)(x2 + 5x - 3)
A. 5x4 + 25x3 + 9x2 - 20x + 3 B. 5x4 + 30x3 + 10x2 - 20x + 3 C. 5x4 + 25x3 + 10x2 - 20x + 3 D. 5x4 + 30x3 + 9x2 - 20x + 3
Provide an appropriate response. Find the rate when the portion is 27 and the base is 60.
A. 45% B. 162% C. 222% D. 61.7%
Solve the problem.A bicycle wheel makes 4 revolutions. Determine how far the bicycle travels in inches if the diameter of the wheel is 23 in. 
Round to the nearest tenth.
A. 577.8 in. B. 72.2 in. C. 288.9 in. D. 92 in.
Solve the problem.The distance d, in feet, a bomb falls in t seconds is given by 
How many seconds are required for a bomb released at 15,000 feet to reach its target? (If necessary, round your answer to two decimal places.)
A. 2230.41 seconds B. 139.40 seconds C. 69.70 seconds D. 830.30 seconds