orenken1968 orenken1968

02-12-2017
Mathematics

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In how many ways can 4 letters be dropped in 6 mailboxes so that no two letters go in the same box

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Аноним Аноним

02-12-2017

you can cut em in half and then drop them in the mailbox

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Аноним Аноним

02-12-2017

If it doesn't matter which letter goes into which box then its 6! / 4! 2! = 15 ways
If it does matter then its 6! / 2! = 360 ways

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