Questions tagged [permutation]

55 questions
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Number of possible permutations for N groups from I items where each item is of a different size but group total is fixed across groups

this is my first post. I am not sure how to approach this problem, I would like direction or even an algebraic solution please. I have to sort 70 different sized items out into 12 groups. Each group has the same total allowed size, the size has…
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Permutations - counting

Four girls bought each a swimsuit , and they decided to share them . How many days are needed so that each girl will wear each swimsuit once ?