SOLUTION: A salad bar has 15 ingredient s . How many unique salads can be made?

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Question 350208: A salad bar has 15 ingredient s . How many unique salads can be made?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Assuming that all the ingredients are used and order does matter, there are 15! = 15*14*13*12*11*10*9*8*7*6*5*4*3*2*1 = 1307674368000 unique salads.