cmadyson171 cmadyson171

04-10-2017
Mathematics

contestada

An experienced maid can clean a room in 30 min. A new maid can clean the same room in 60 min. How long will it take if both maids work together?

Respuesta :

04-10-2017

30+60/2
= 90/2
= 45 mins

Answer Link

isabellagiraldo isabellagiraldo

04-10-2017

I think it will take 45 minutes because 30/2 = 15 and 60/2 = 30.
So, 30 + 15 = 45

Answer Link

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