Solve the problem.A water tank can be filled in 5 minutes and emptied in 8 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 26 min
B. 13.333 min
C. 15 min
D. 3 min
Answer: B
Mathematics
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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 4
, y = 4, and x = 0 about the line y = 4
A. 
?
B. 
?
C. 
?
D. 8?
Mathematics
Find the missing number.The area of a parallelogram is 40 in.2 and the height is 4 inches. Find the base.
A. 10 in. B. 7 in. C. 8 in. D. 11 in.
Mathematics
Determine whether the function is odd, even, or neither.f(x) = 
A. Even B. Neither C. Odd
Mathematics
Find f(x) at the indicated value of x.f(x) = -6x + 2, x = -5
A. -4 B. -22 C. 32 D. -11
Mathematics