An open tank has the shape of a right circular cone. The tank is 8 feet across the top and 4 feet high. How much work is done in emptying the tank by pumping the water over the top edge? Note: The density of water is 62.4 lbs per cubic foot. Round your answer to two decimal places.
?
A. 
ft-lb
B. 
ft-lb
C. 
ft-lb
D. 
ft-lb
E. 
ft-lb
Answer: A
Mathematics
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Solve the problem.Brand X copier has improved its copier so that it produces 14% more copies than its old model. If the old model ran 324 copies per hour, how many copies would the new model run? Round your answer to the nearest whole number.
A. 369 copies per hour B. 354 copies per hour C. 174 copies per hour D. 339 copies per hour
Mathematics
Convert the measurement as indicated.4 qt to cups
A. 16 c B. 1 c C. 32 c D. 64 c
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Suppose the cumulative distribution function for the random variable X is given byF(x) = 
Find P(1 < X < 3).
Fill in the blank(s) with the appropriate word(s).
Mathematics