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Mike@Magoosh
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Suppose A and B are two events. Is the probability P(A and B) > 1/3?
Statement #1: P(A) = 0.8 and P(B) = 0.7
Statement #2: P(A or B) = 0.9
For a collection of DS problems on probability, as well as the answer & solution to this, see:
https://magoosh.com/gmat/2013/gmat-data- ... obability/
Mike
Statement #1: P(A) = 0.8 and P(B) = 0.7
Statement #2: P(A or B) = 0.9
For a collection of DS problems on probability, as well as the answer & solution to this, see:
https://magoosh.com/gmat/2013/gmat-data- ... obability/
Mike
Magoosh GMAT Instructor
https://gmat.magoosh.com/
https://gmat.magoosh.com/
