How many different flags can be made from colors red, yellow, blue, green, white so that each flag consisted of three different colors?

Correct result:

n =  60



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Showing 3 comments:
Dr Math
nice site helped me very much

Math student
This solution is for if the order of color matters. However, according to the question, order does not matter. It is therefore a combination, not a permutation. The solution should be (7x6x5)/3! = 35.

I think solution in OK, because order matters...


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See also our permutations calculator.
See also our variations calculator.
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