there are 12 people in a race.

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 How many ways can 1st,2nd,3rd be obtained?

Jun 7th, 2015

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1st Place can be obtained in 12 ways out of 12 people.
similarly, 2nd place can be obtained by remaining 11 people.
and 3rd place can be obtained by remaining 10 people.

So, total ways = 12*11*10 = 1320 ways


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Jun 7th, 2015

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Jun 7th, 2015
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