20-11-2016
Mathematics

contestada

a small pump can drain a pool in 9 hours. a large pump could drain the same pool in 7 hours. how long will it take to drain the pool of both pumps are used simultaneously

Respuesta :

foureyedredhead foureyedredhead

20-11-2016

3.94 hours. hope this helps.

Answer Link

Otras preguntas

50 points!!! please define the philogenetic species concept and please explain it with an example, it's realy urgent

I need help writting an essay please help it is 2,500 words Is it true that there is “no such thing as a stupid question”? Tell a story about a time when you w

find the equation for the line parallel to the line x-2y=-5 containing point (0,0)

Describe what the animation frame above is showing. What cels might have been created for this frame? List the individual cels

hurry and help me plz

How do i change standard form equations back into slope intercept form?

one third plus one third

Where do the Carib Indians live? A) mountains B) coast C) interior D) plateaus

Which conclusion about the origin of life on Earth is MOST STRONGLY supported by the Miller-Urey experiment?

solve y=x+3 and 2x+y=-6 by substitution