cristinas2212007 cristinas2212007

12-10-2020
Mathematics

contestada

Working alone, it takes Chelsea 13 hours
to tar a roof. Ashley can tar the same roof
in 9 hours. How long would it take them
if they worked together?

Respuesta :

shamicayoung1999 shamicayoung1999

12-10-2020

Answer:

24 hours

Step-by-step explanation:

hoped this helped

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