dayanarasukinay dayanarasukinay

13-05-2020
Biology

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it takes 20 minutes for 5 men to paint a 5 walls. how many minutes does it take 9 people to paint a wall?

Respuesta :

livin2dayoy1txj livin2dayoy1txj

13-05-2020

Answer:

Each person paints for 4 min to complete the job

Add 4 extra painters they paint 16 minutes faster

It will take 9 people 4 minutes to paint 5 walls.

Explanation:

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