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OpenStudy (anonymous):
Suppose that in a class there are 8 people, 5 boys and 3 girls. We want to choose a team of 3 people with 2 boys and 1 girl. How many different groups can be formed?
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OpenStudy (anonymous):
I found 30. Do you agree?
ganeshie8 (ganeshie8):
Yes ! good job !! you wanto select 2 boys and 1 girl you can select boys in 5c2 ways you can select gals in 3c1 ways total ways = 5c2 x 3c1 = 10 x 3 = 30
OpenStudy (anonymous):
thank you again!!!
ganeshie8 (ganeshie8):
np :)
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