Fill in the blank with one of the words or phrases listed below.
A(n) 
is used to compare different kinds of quantities.
A. unit price
B. ratio
C. unit rate
D. rate
Answer: D
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Indicate whether the statement is true or false.It is impossible for a system of two linear inequalities to have exactly one solution.
A. True B. False
Write an equation for the line described. Write the equation in the form specified.perpendicular to 
through (5, 4); slope-intercept form
A. y = - 
x - 
B. y = 
x - 
C. y = - 2x - 13
D. y = - 
x + 
Solve the unit problem using the conversion information. Use either a proportion or unit analysis. Round to the nearest hundredth.
Useful facts: 1 square mile = 640 acres 1 mile = 5280 feet How many square miles are in 20,000 acres? A) 790.57 B) 31.25 C) 30.05 D) 34.55 E) 20.48
Solve the problem.Consider the three points A = (3, 5), B = (1, 7), C = (-3, 3). Find the length of each side of the triangle ABC.
A. 2
, 2
, 4
B. 8, 32, 40
C. 4
, 4
, 8
D. 2
, 10
, 16