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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
85%
(hard)
Question Stats:
47% (02:15) correct
53%
(02:14)
wrong
based on 30
sessions
History
Date
Time
Result
Not Attempted Yet
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 2725 times ]
23 Oct 2019, 21:15
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