rcqtk9f6ck rcqtk9f6ck

01-05-2022
Mathematics

contestada

Curtis can unload a truckload of hay in 30
minutes, but it takes Ronnie 40 minutes to do
the same. Working together, how many minutes
will it take them to unload 35 truckloads of
hay?

Respuesta :

jsimpson11000 jsimpson11000

01-05-2022

Answer:

600 minutes ( 10 hours)

Step-by-step explanation:

rate c = 1 job/30 min

rate r = 1 job/40 mi

1 job / ( 1/30 + 1/40) = 1 / ( 7/120) = 17.14 minutes per ruckload

17.14 * 35 trucks = 600 minutes

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