Question 1061959
Suppose you are a store manager for a department store and you have 10 floors. you want to put a display ad by the elevators on each floor. 3 displays are for store credit cards,3 displays are for the new store shopping app,2 displays are for new cafe and 2 displays are for the store facebook page. How many permutation would you have ??
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Ans:: 10!/(3!*3!*2!*2!) = 25200 permutations
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Cheers,
Stan H.
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