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How many different ways can you arrange 15 cars in 12 parking spaces?
Wiki User
∙ 14y ago
Any 12 from 15 in any order = 15 x 14 x 13 x 12 x 11 x 10 x 9 x 8 x 7 x 6 x 5 x 4 = 217,945,728,000 different ways!
This seems ridiculously high but...
The first space can be any one of fifteen, the second, any one of fourteen and so on until the twelfth can be any one of the remaining four.
Wiki User
∙ 14y ago
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