SOLUTION: A shelf can hold 7 trophies. How many ways can the trophies be arranged if there are 10 trophies available?
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Question 955324: A shelf can hold 7 trophies. How many ways can the trophies be arranged if there are 10 trophies available? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! A shelf can hold 7 trophies. How many ways can the trophies be arranged if there are 10 trophies available?
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Ans: 10P7 = 10!/(10-7)! = 10*9*8*7*6*5*4 = 604800 ways
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Cheers,
Stan H.
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