slodziak120 slodziak120
  • 03-10-2018
  • Mathematics
contestada

one pump can empty the pool in 5 days, whereas a second pump can empty the pool in 7 days. how long it will take the two pumps, working together, to empty the pool?

Respuesta :

Maxxxie Maxxxie
  • 03-10-2018
4 days jfjdhsbsiegebehehebeihrhe
Answer Link

Otras preguntas

Like all the older children of Major Pentland she had, since her twentieth year, begun the slow accretion of land: from the savings of her small wage as teache
What is a good resources of Vitamin A
a word that looks like the word that has the same meaning is another lanuage is called a
Which shows the correct word and expanded forms for the decimal? 9.057 A. nine and fifty-seven thousandths 9 + 0.05 + 0.007 B. nine and fifty-seven thousandth
What is the most important "check" of the Judicial Branch? What does it mean?
Social sickness is also called what? Subject: Criminology not health
HELP please ASAP!!!!!
By the fifteenth century, where were most African slaves in Europe found? EUROPE IN THE RENAISSANCE AND REFORMATION a. The Holy Roman Empire b. Athens c. The Fr
How much economical damage did hurricane jeanne cause
The greater the force exerted by the engine of a car over a set distance, the greater the change in ?