allieflow3642 allieflow3642

09-03-2020
Mathematics

contestada

a new type of pump can drain a certain pool in 6 hours. an older pump can drain the pool in 9 hours. how long will it take both pumps working together to drain the pool?

Respuesta :

ericsapp2003 ericsapp2003

09-03-2020

Answer:

if im correct 4.5 hours

Step-by-step explanation:

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