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flashg
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10 soldiers are standing in a single row. 3 soldiers are Updated on: 01 Dec 2014, 06:07
Originally posted by flashg on 23 Apr 2014, 14:09.
Last edited by flashg on 01 Dec 2014, 06:07, edited 1 time in total.
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C
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85% (hard)

Question Stats:

45% (02:25) correct 55% (02:14) wrong based on 29 sessions

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10 soldiers are standing in a single row. 3 soldiers are to be selected for a mission such that there are at least 2 soldiers between any 2 of the soldiers selected. In how many ways can this be done?
A. 10C3
B. 7C3
C. 6C3
D. 8C3
E. 10C5

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C
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manpreetsingh86
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10 soldiers are standing in a single row. 3 soldiers are 30 Nov 2014, 02:26
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please refer to the following image for the solution.
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soldiers.jpg
soldiers.jpg [ 74.63 KiB | Viewed 2408 times ]

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10 soldiers are standing in a single row. 3 soldiers are 23 Oct 2019, 21:15
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Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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