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How many ways can 10 marbles be divided into four boxes if all marbles are identical?
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How many ways can 10 marbles be divided into four boxes if all marbles are identical?

User Radek Simko
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If all the marbles are identical then order does not matter so you use combination.
nCr so 10C4 = n! / (n-r)!(r!)
User LorenzCK
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