SOLUTION: How many different signals can be made from 6 different flags if each signal is to consist of 3 flags hung in a horizontal row?
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Question 391824: How many different signals can be made from 6 different flags if each signal is to consist of 3 flags hung in a horizontal row?
Found 2 solutions by stanbon, sudhanshu_kmr:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How many different signals can be made from 6 different flags if each signal is to consist of 3 flags hung in a horizontal row?
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Pick 3 flags from the 6: 6C3 = 20
Arrange the flags: 3! = 6
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Total # of signals: 6*20 = 120
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Cheers,
Stan H.
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Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!
no. of ways to arrange 3 flags from 6 = 6P3 = 120
total 120 signals.........
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