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OpenStudy (lgbasallote):
Suppose that out of a total group of 150 athletes surveyed, it is found that: 90 take vitamin A 88 take vitamin B 97 take vitamin C 53 take both A and B 55 take both A and C 57 take both B and C 32 take all three How many take none of these three vitamins?
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OpenStudy (anonymous):
venn diagram time right?
OpenStudy (anonymous):
|dw:1350612288516:dw|
OpenStudy (lgbasallote):
mmhmm...
OpenStudy (anonymous):
|dw:1350612374768:dw|
OpenStudy (anonymous):
etc etc you should have no problem with this
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OpenStudy (lgbasallote):
hmm let me analyze
OpenStudy (lgbasallote):
ahh yes i see my mistake
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