SOLUTION: If nPr=55440 and nCr=462nCr =462,determine "\"r\""

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Question 594531: If nPr=55440 and nCr=462nCr =462,determine "\"r\""
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: Use the idea that nCr = (nPr)/(r!)