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# A can do a job in 20 days and B can do the job in 30 days.

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Intern
Joined: 29 Jul 2018
Posts: 1
A can do a job in 20 days and B can do the job in 30 days.  [#permalink]

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30 Jul 2018, 05:46
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A can do a job in 20 days and B can do the job in 30 days. When they work together, A stops working for 3 days and B stops working for a certain number of days, and the job can be finished for 18 days, How many days has B stopped?
Math Expert
Joined: 02 Sep 2009
Posts: 52284
Re: A can do a job in 20 days and B can do the job in 30 days.  [#permalink]

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30 Jul 2018, 06:06
david12 wrote:
A can do a job in 20 days and B can do the job in 30 days. When they work together, A stops working for 3 days and B stops working for a certain number of days, and the job can be finished for 18 days, How many days has B stopped?

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Re: A can do a job in 20 days and B can do the job in 30 days. &nbs [#permalink] 30 Jul 2018, 06:06
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# A can do a job in 20 days and B can do the job in 30 days.

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