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Difficulty:
85%
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Question Stats:
47% (02:15) correct
53%
(02:14)
wrong
based on 30
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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
A. 10C3
B. 7C3
C. 6C3
D. 8C3
E. 10C5
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30 Nov 2014, 02:26
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please refer to the following image for the solution.
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soldiers.jpg [ 74.63 KiB | Viewed 2676 times ]
23 Oct 2019, 21:15
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