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3 people, A, B and C can finish a project in 4, 5 and 6 days respectiv
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24 Apr 2023, 05:30
24 Apr 2023, 05:30
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95% (01:00) correct
4% (00:49) wrong based on 21 sessions
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3 people, A, B and C can finish a project in 4, 5 and 6 days respectively. What is the greatest fraction of project work which can be completed in one day if only two of them work together?
A. 10/30
B. 11/30
C. 9/20
D. 10/20
E. 13/20
A. 10/30
B. 11/30
C. 9/20
D. 10/20
E. 13/20
GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
Re: 3 people, A, B and C can finish a project in 4, 5 and 6 days respectiv
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03 May 2023, 09:15
03 May 2023, 09:15
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Expert Reply
Carcass wrote:
3 people, A, B and C can finish a project in 4, 5 and 6 days respectively. What is the greatest fraction of project work which can be completed in one day if only two of them work together?
A. 10/30
B. 11/30
C. 9/20
D. 10/20
E. 13/20
A. 10/30
B. 11/30
C. 9/20
D. 10/20
E. 13/20
We have to cover maximum portion of the project, hence people A and B will cover maximum part if two people works together,
A will cover 25% of the project in one day
B will cover 20% of the project in one day
Hence 45%
Answer: C
Re: 3 people, A, B and C can finish a project in 4, 5 and 6 days respectiv
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25 Oct 2024, 23:14
25 Oct 2024, 23:14
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