Solve the problem.A vertical right circular cylindrical tank measures 20 ft high and 10 ft in diameter. It is full of oil weighing 
How long will it take a 1/2 hp pump, rated at 
to pump the oil to the level of the top of the tank? Give your answer to the nearest minute.
A. 57 min
B. 18 min
C. 3427 min
D. 114 min
Answer: A
Mathematics
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Evaluate the definite integral. 
A. 114.1336 B. 1.7833 C. 14.2667 D. 2.5739
Mathematics
Solve the problem.Janet drove 316 kilometers and the trip took 4 hours. How fast was Janet traveling?
A. 80 kph
B. 
kph
C. 79 kph
D. 1264 kph
Mathematics
Solve the system of equations by substitution.
A. x = -100, y = 27; (-100, 27) B. x = 100, y = -27; (100, -27) C. x = 100, y = 27; (100, 27) D. x = -100, y = -27; (-100, -27)
Mathematics
Write the mixed number as an improper fraction.5
A. 
B. 
C. 
D. 
Mathematics