SOLUTION: There are 8 marbles in a bag if they are all different colors , in how many ways can 4 marbles be chosen?

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Question 786856: There are 8 marbles in a bag if they are all different colors , in how many ways can 4 marbles be chosen?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Combination=n!/((n-r)!r!)
=8!/((8-4)!*4!)
=8*7*6*5*4!/(4!*4!)
=8*7*6*5/(4*3*2)
=70 ways
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Ed