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Mathematics 15 Online
OpenStudy (moazzam07):

At a conference of 250 people, 30% of the participants are French, 35% are Americans, 20% are Germans, and the rest are of other nationalities. Among any 3 participants, what is the probability that they are not all from other countries? 50 75 150 175

OpenStudy (moazzam07):

LAST ONE

OpenStudy (anonymous):

wait I think i can help you with this one

OpenStudy (moazzam07):

cant?

OpenStudy (anonymous):

add up all the percentages

OpenStudy (moazzam07):

85%

OpenStudy (anonymous):

now subtract 100-85

OpenStudy (moazzam07):

15

OpenStudy (anonymous):

so 15 percent of 250

OpenStudy (moazzam07):

37.5

OpenStudy (anonymous):

wait I read the question wrong

OpenStudy (moazzam07):

Lol

OpenStudy (moazzam07):

Do you remember the answer to the question with the Quater Dollar

OpenStudy (anonymous):

no

OpenStudy (moazzam07):

212.5

OpenStudy (anonymous):

I'll tag someone

OpenStudy (anonymous):

I have to go now

OpenStudy (moazzam07):

ok

OpenStudy (anonymous):

@pooja195

OpenStudy (moazzam07):

Thank you

OpenStudy (anonymous):

@dan815

OpenStudy (anonymous):

@nincompoop

OpenStudy (moazzam07):

@pooja195

OpenStudy (moazzam07):

help?

OpenStudy (moazzam07):

@Saseal

OpenStudy (moazzam07):

@satellite73

OpenStudy (anonymous):

I am back

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