SOLUTION: pump A working together with pump B can drain a tank of water in 5 hours.
pump A working alone can drain the tank in T hours.
pump B working alone can drain the pump in (T-4) hou
Algebra.Com
Question 157884: pump A working together with pump B can drain a tank of water in 5 hours.
pump A working alone can drain the tank in T hours.
pump B working alone can drain the pump in (T-4) hours.
how long does it take for pump A to drain the tank by itself?
how long does it take for pump B to drain the tank by itself?
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!
----------------------> working eqn
Also, ,
Substitute in working eqn:
---->
---------------------------> for
--------------------> for
In doubt? go back working eqn:
Thank you,
Jojo
RELATED QUESTIONS
An old pump can drain a pool in 6 hours working alone. A new pump can drain the pool in 4 (answered by stanbon)
One pump can fill a gasoline tank in 9 hours. With a second pump working simutaneously... (answered by ankor@dixie-net.com)
Pump A can fill a tank of water in 3 hours. Pump B can fill the same tank in 6 hours. How (answered by josgarithmetic,richwmiller)
two pumps working together can fill a tank in 2 hours. working alone the first pump can... (answered by fractalier)
One pump can fill a gasoline tank in 10 hours. With a second pump working simultaneously, (answered by nyc_function,richwmiller)
One pump can fill a gas tank in 8 hours. With a second pump working simultaneously, the... (answered by ikleyn,greenestamps)
A new type of pump can drain a pool in 6 hours. An older pump can drain a pool in 14... (answered by ikleyn)
A new type of pump can drain a certain pool in
3
hours. An older pump can drain the... (answered by ptaylor,macston)
A new type of pump can drain a certain pool in 9 hours. An older pump can drain the pool... (answered by josgarithmetic,MathTherapy)