Solve the problem.The profit that the vendor makes per day by selling x pretzels is given by the function 
Find the number of pretzels that must be sold to maximize profit.
A. 1.2 pretzels
B. 160 pretzels
C. 300 pretzels
D. 600 pretzels
Answer: C
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Find the mean, median, and mode. Round to the nearest tenth when necessary.Given these temperatures: -10, -5, 8, 11
A. -2.3, 1.5, none B. 1, 1.5, -5 C. 1, 1.5, none D. 0.5, 1.5, 8
Determine whether the pair of triangles is congruent by the SSS property.
A. Yes B. No
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
Establish the identity.7 csc2? - 5 cot2? = 2 csc2? + 5
What will be an ideal response?