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Mathematics 9 Online
OpenStudy (chloed18):

You need 3 people for a group. You have 5 girls and 2 boys. How many 3-person groups are possible?

OpenStudy (greencat):

Try your hand at it and I'll try to help along the way.

OpenStudy (chloed18):

I have no idea how to do it. :/

OpenStudy (greencat):

5+2=7

OpenStudy (greencat):

How many groups of 3 can be made out of 7

OpenStudy (chloed18):

2

OpenStudy (greencat):

Yes

OpenStudy (greencat):

That sem to be it!

OpenStudy (chloed18):

Is that the answer?

OpenStudy (greencat):

You probably didn't expect fo it to be simple

OpenStudy (chloed18):

Yeah thank you!

OpenStudy (greencat):

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OpenStudy (greencat):

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