kelloCindicikaka
kelloCindicikaka kelloCindicikaka
  • 23-07-2016
  • Mathematics
contestada

There are 5 boys and 4 girls in a class. In how many ways can they be seated in a row of 9 chairs such that at least 3 girls are all next to each other?

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odenrox
odenrox odenrox
  • 24-07-2016
I calculated this by multiplying 4x3x2x6x5x4x3x2x1 which equals 17280
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meerkat18
meerkat18 meerkat18
  • 29-07-2016
So the question ask to find or calculate how many ways can the boys and girls in a row of 9 chairs such that at least 3 girls are all next to each other where there are 5 boys and 4 girls and the number of ways is 7 ways. I hope you are satisfied with my answer and feel free to ask for more.
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