Vikramaditya00 wrote:
I think this is ahigh-quality question and the explanation isn't clear enough, please elaborate. As mary can pick any ball from the basket shouden't the probability be 1/8 as she can pick any ball at random from the 8 balls and there are no favourable outcomes in the case ofmary.
I offered two different solutions in my post and further elaborated on them in the thread above. To avoid repeating myself, I suggest checking the similar questions for more practice and clarity:
https://gmatclub.com/forum/a-certain-cl ... 34891.html (OG)
https://gmatclub.com/forum/a-certain-te ... 31321.html
https://gmatclub.com/forum/a-certain-te
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Statistics : Posted by Bunuel • on 16 Sep 2014, 00:50 • Replies 9 • Views 19928
