Provide an appropriate response.Twenty months is equal to
of a year.
A. True
B. False
Answer: A
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Solve the system by either elimination or substitution. Verify your work by using "intersect" on your graphing calculator of by checking that your result satisfies both equations of the system. x = -8y + 432x + 7y = 32
A. empty set solution; inconsistent system B. (-5, 6) C. (-6, 7) D. (5, 7)
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. 14 P1 planes and 7 P2 planes B. 13 P1 planes and 9 P2 planes C. 5 P1 planes and 22 P2 planes D. 9 P1 planes and 13 P2 planes
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. At what time was the temperature its lowest?
A. 6 p.m. B. 1 p.m. C. 4 p.m. D. 9 a.m.
Compute AB, if possible.A = and B =
A.
B.
C. not possible
D.