Solve.Alan's yard is rectangular and measures 14.1 meters by 15.7 meters. Maria's yard is rectangular and measures 36.9 meters by 48.4 meters. How much greater is the area of Maria's yard than the area of Alan's yard?
A. 55.5 m2
B. 15,645.9 m2
C. 1564.59 m2
D. 2007.33 m2
Answer: C
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Solve the equation 
for y.
?
A. There is no solution.
B. ?
C. 
D. ?
Classify the following number as rational or irrational.
- 
A. Irrational B. Rational
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, 750 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. 11 P1 planes and 7 P2 planes
B.
| 9 P1 planes and 13 P2 planes |
C. 7 P1 planes and 11 P2 planes
D. 5 P1 planes and 17 P2 planes
The function f is one-to-one. Find its inverse.f(x) = 3x + 5
A. f-1(x) = 
B. f-1(x) = 
+ 5
C. f-1(x) = 
- 5
D. f-1(x) = 