Solve the problem.A water tank can be filled in 8 minutes and emptied in 9 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 4
minutes
B. 72 minutes
C. 
minutes
D. 
minutes
Answer: B
You might also like to view...
Find the perimeter.
A. 850 ft B. 835 ft C. 27,889 ft D. 1,002 ft
Complete the table for the equation.y = -x - 6 
A. 1; -9; -6 B. 1; 0; -6 C. -9; 0; -6 D. -9; 0; 0
Perform the division.(x4 - 256) ÷ (x + 4)
A. x3 + 4x2 - 16x + 64 B. x3 - 4x2 + 16x - 64 C. x2 + 4x + 16 D. x3 + 4x2 + 16x + 64
Answer the question.How can the graph of f(x) = -3x3 + 2 be obtained from the graph of 
What transformations must be applied to f to obtain the graph of g(x) = -3f(x) + 2
A. Stretch it vertically by a factor of 3. Reflect it across the y-axis. Shift it vertically 2 units upward. B. Stretch it horizontally by a factor of 2. Reflect it across the x-axis. Shift it vertically 3 units upward. C. Stretch it vertically by a factor of 3. Reflect it across the x-axis. Shift it vertically 2 units upward. D. Stretch it horizontally by a factor of -3. Reflect it across the x-axis. Shift it vertically 2 units downward.