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# Working individually, Abe, Bosky, and Chris could do the same job in..

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Manager
Joined: 22 Nov 2016
Posts: 226
Location: United States
GPA: 3.4
Working individually, Abe, Bosky, and Chris could do the same job in..  [#permalink]

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Updated on: 19 Oct 2017, 19:18
00:00

Difficulty:

(N/A)

Question Stats:

67% (01:04) correct 33% (00:00) wrong based on 6 sessions

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Working individually, Abe, Bosky, and Chris could do the same job in 12, 24 and 36 hours respectively. They decided to work in cycles of 3 hours with each person working exactly for an hour in a cycle. If they could start the work in any order and only one person works on the job at any given time, what was the minimum amount of time in which the job could be completed?

A) 18
B) 19
C) 20
D) 21
E) 22

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Kudosity killed the cat but your kudos can save it.

Originally posted by sasyaharry on 19 Oct 2017, 13:52.
Last edited by sasyaharry on 19 Oct 2017, 19:18, edited 1 time in total.
Intern
Joined: 18 May 2017
Posts: 1
Re: Working individually, Abe, Bosky, and Chris could do the same job in..  [#permalink]

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19 Oct 2017, 17:05
Is the answer B: 19 hrs?

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Intern
Joined: 25 Jul 2017
Posts: 2
Re: Working individually, Abe, Bosky, and Chris could do the same job in..  [#permalink]

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19 Oct 2017, 18:54
Could you please explain as to how it becomes 20 hours instead of 19?
Manager
Joined: 22 Nov 2016
Posts: 226
Location: United States
GPA: 3.4
Working individually, Abe, Bosky, and Chris could do the same job in..  [#permalink]

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19 Oct 2017, 19:19

--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

_________________

Kudosity killed the cat but your kudos can save it.

Working individually, Abe, Bosky, and Chris could do the same job in.. &nbs [#permalink] 19 Oct 2017, 19:19
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