# SOLUTION: How many different ways of order can four objects be lined up?

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 Question 391110: How many different ways of order can four objects be lined up?Found 3 solutions by solver91311, jim_thompson5910, rfer:Answer by solver91311(16877)   (Show Source): You can put this solution on YOUR website! Presuming they are 4 distinctly different objects, then there are 4 ways to pick the first object. For each of those 4 ways to pick the first object there are 3 ways to pick the second object, making a total of 12 ways to pick the first two objects, and so on times 2 then times 1. Shorthand is 4! = 4 X 3 X 2 X 1 John My calculator said it, I believe it, that settles it Answer by jim_thompson5910(28593)   (Show Source): You can put this solution on YOUR website!They can be lined up 4! = 4*3*2*1 = 24 different ways. If you need more help, email me at jim_thompson5910@hotmail.com Also, feel free to check out my tutoring website Jim Answer by rfer(12657)   (Show Source): You can put this solution on YOUR website!24 6 each by keeping the first term first then second term first 6 times and so on