anonymous
  • anonymous
At a conference of 250 people, 30% of the participants are French, 35% are Americans, 20% are Germans, and the rest are of the other nationalities. Among any 3 participants, what is the probability that they are not all from other countries? A: 50 B: 75 C: 150 D: 175
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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welshfella
  • welshfella
30 + 35 + 20 = 85% are form either France, USA or Germany. so 15% are from other countries.
anonymous
  • anonymous
I still don't get it @welshfella
welshfella
  • welshfella
looking at it again II ;m not sure - its been a long time since I did these. Sorry i cant help

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