willschildgen willschildgen

25-09-2018
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
5
hours to drain the pool. How long will it take the newer pump to drain the pool working alone?

Relax

Respuesta :

Davidredx Davidredx

04-11-2020

Answer:

this was 2 years age

Step-by-step explanation:

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