Solve the problem.A water tank can be filled in 6 minutes and emptied in 7 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 42 min
B. 
min
C. 3
min
D. 
min
Answer: A
Mathematics
You might also like to view...
Provide an appropriate response.Depreciable value is defined as:
A. the cost of an asset minus the salvage value B. the cost of an asset including shipping and installation charges C. the cost of an asset plus the salvage value D. a systematic approach to spread value over many years
Mathematics
Solve for the variable.12 = - 
x
A. -9 B. - 16 C. 9 D. -12
Mathematics
Solve the problem.Write a polynomial in standard form that represents the area of the shaded region.
A. 5x + 17 B. -5x - 17 C. x2 + 16x + 17 D. 15x + 25
Mathematics
Find the real solutions of the equation.
= 6
A. {36}
B. 
C. {6}
D. 
Mathematics