How many different ways can four people stand in line?
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Topics: Starter  Investigations  Probability
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There are 24 different ways in which 4 people can stand in line
There are four people who could be first in line. Once that person has been decided there are three people who could be second and so on.
The total is therefore 4 x 3 x 2 x 1
(Sometimes written as 4!)
=24
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