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Mathematics 14 Online
OpenStudy (anonymous):

Kevin is packing his bags for his vacation. He has 7 unique tigers, but only 4 fit in his bag. How many different groups of 4 tigers can he take?

OpenStudy (anonymous):

2 but one group would be 3 tigers and the other 4 tigers two different bags is all it it takes

OpenStudy (anonymous):

I'm lost :(

OpenStudy (raden):

7C4, then evaluate 7C4 = ...

OpenStudy (raden):

use the combination formula : nCr = n!/(r!(n-r)!)

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