SOLUTION: please tell me if this is right. thanks . five friends were waiting in a line.how many different ways can they arrange themselves in that line? I got 25 Thanks for helping
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Question 141329: please tell me if this is right. thanks . five friends were waiting in a line.how many different ways can they arrange themselves in that line? I got 25 Thanks for helping Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! 5 ways to pick 1st in line
4 ways to pick 2nd in line
3 ways to pick 3rd in line
2 ways to pick 4th in line
1 way to pick last in line
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Ans: 5*4*3*2*1 = 120 ways
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Cheers,
Stan H.
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