Provide an appropriate response.
Solve the given problem: A tank has two pipes entering it and one leaving it. Pipe 1 fills the tank in 4 minutes. Pipe 2 takes 9 minutes to fill the same tank. Pipe 3 empties the tank in 24 minutes. How much time does it take to fill the tank with all three pipes operating at the same time?
A. 0.04 min
B. 3.13 min
C. 2.77 min
D. 3.27 min
Answer: B
Mathematics
You might also like to view...
Tell whether the statement is true or false.Some rational numbers are integers.
A. True B. False
Mathematics
Find the coordinates of the vertex for the parabola defined by the given quadratic function.y + 9 = (x - 3)2
A. (3, - 9) B. (9, 3) C. (9, - 3) D. (- 3, - 9)
Mathematics
Add or subtract and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Simplify the product.7(-6x - 12)
A. -126x B. -42x - 12 C. -6x - 84 D. -42x - 84
Mathematics