Evaluate the expression.
A. 1
B. 0!
C. 6
D. 4
Answer: C
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Use DeMorgan's laws or a truth table to determine whether the two statements are equivalent.~(p ? q), ~p ? ~q
A. Not equivalent B. Equivalent
Use the two steps for solving a linear programming problem to solve the problem.An airline with two types of airplanes, P1 and P2, has contracted with a tour group to provide transportation for a minimum of 400 first class, 900 tourist class, and 1500 economy class passengers. For a certain trip, airplane P1 costs $10,000 to operate and can accommodate 20 first class, 50 tourist class, and 110 economy class passengers. Airplane P2 costs $8500 to operate and can accommodate 18 first class, 30 tourist class, and 44 economy class passengers. How many of each type of airplane should be used in order to minimize the operating cost?
A. 5 P1 planes and 22 P2 planes B. 13 P1 planes and 9 P2 planes C. 9 P1 planes and 13 P2 planes D. 14 P1 planes and 7 P2 planes
Fill in the blank with one of the words or phrases listed below.
The possible results of an experiment are the 
.
A. probability B. class frequency C. histogram D. outcomes
Solve the problem.The graph shows the sales of a particular brand of appliance from 1992 to 2010, where 1992 corresponds to 
. Two of the data points in the graph can be represented by the ordered pairs 
and 
Use these ordered pairs to write an equation of a line that models the data. Give the equation in slope-intercept form. 
width="280" /> A. y = 250x + 8750 B. y = 250x + 6000 C. y = 600x + 8750 D. y = 600x + 6000