sharakay1751 sharakay1751
  • 24-10-2017
  • Mathematics
contestada

It takes an older pump twice as long to drain a certain pool as it does a newer pump. working together, it takes the two pumps 3 hours to drain the pool. how long will it take the newer pump to drain the pool working alone

Respuesta :

Kalahira
Kalahira Kalahira
  • 04-11-2017
15+3=5t 5t=18 t=18/5=3.6 hours---time it takes newer pump to drain the pool CK 1/3.6 + 1/18=1/3 5/18+1/18=1/3 1/3=1/3
Answer Link

Otras preguntas

What number is the only whole number that is not a natural number?
Based on the illustration, what happens to most of the mass gained by the plant cell through photosynthesis?​
Both Houses of Congress are part of this branch of the government: Parliament executive judicial legislative
In Pensacola in June, high tide was at noon. The water level at high tide was 12 feet and 2 feet at low tide. Assuming the next high tide is exactly 12 hours la
A computer can burn 16 CDs in 48 minutes. How many CDs cand the computer burn in 1 1/5?
Solve the problem: 4/5 - 3/10=
When your driver license is _____, you are no longer licensed to drive.
what is the formular for the quadratic equation​
3 over 18 as a simplified fraction
Which of the following sports requires a high level of fitness from the beginning?