How many ways are there to assign 125 aquarium

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a) How many ways are there to assign 125 aquarium tanks to 5 researchers to take 1 water sample per tank, if the tanks are indistinguishable?

b) How many ways are there to assign the 125 tanks to 5 researchers if the tanks are distinct?

c) How many ways are there to assign 125 tanks to 5 researchers if they must all take an equal number of samples, and the tanks are distinct

Reference no: EM132858106

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