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Mathematics 14 Online
OpenStudy (studytheworld):

Quick probability question!! Will medal and fan! According to the venn diagram below, what is P(A n B n C)? http://prntscr.com/bdk98n

Vocaloid (vocaloid):

any ideas?

OpenStudy (studytheworld):

Not sure!

Vocaloid (vocaloid):

n (the upside down u symbol) means intersection

OpenStudy (studytheworld):

Right

Vocaloid (vocaloid):

so it wants the items that are in A, B, and C

Vocaloid (vocaloid):

(the little thing in the middle where they all touch)

Vocaloid (vocaloid):

|dw:1465326302071:dw|

OpenStudy (studytheworld):

Okay

Vocaloid (vocaloid):

so... what do you think the answer is?

OpenStudy (studytheworld):

I don't really get it, do I have to add 5 and 2 in the middle or something?

Vocaloid (vocaloid):

not quite

Vocaloid (vocaloid):

the 5 is part of A and B but not C, so we ignore it we want the 2, which is in a, b, and c

Vocaloid (vocaloid):

so just 2

OpenStudy (studytheworld):

Okay

Vocaloid (vocaloid):

so our answer is 2

OpenStudy (studytheworld):

My answer choices are a fraction though. So would it be 2/50 or something? Because 50 is the total amount of the Venn? My answer choices are: 4/25 2/25 1/25 3/25

OpenStudy (studytheworld):

@Vocaloid

Vocaloid (vocaloid):

yes

Vocaloid (vocaloid):

since P means probability

OpenStudy (studytheworld):

Okay thanks! :)

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