Mathematics, 12.07.2019 02:30 AgentPangolin

An elevator starts at the basement with 8 people (not including the elevator operator) and discharges them all by the time it reaches the top oor, number 6. in how many ways could the operator have perceived the people leaving the elevator if all people look alike to him? what if the 8 people consisted of 5 men and 3 women and the operator could tell a man from a woman?

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An elevator starts at the basement with 8 people (not including the elevator operator) and discharge...

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