Khan/khan-exercises — Issue #8406: Probability 1 - precise meaning of "either"
Author: KhanBugz
Created: 2011-12-12 08:28:07+00:00
State: open
Labels: ipad, wrong-or-unclear

Reporter: thipor@kong.name

"either" = exclusive or, but 30 is divisable by 3 and by 5

[probability_1.html?seed=72&problem=3](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/probability_1.html?seed=72&problem=3&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/probability_1.html?seed=72&problem=3&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%224%2F10%5C%22%22%2C75%5D%2C%5B%22hint-activity%22%2C%220%22%2C0%5D%2C%5B%22hint-activity%22%2C%220%22%2C0%5D%2C%5B%22hint-activity%22%2C%220%22%2C0%5D%5D)

["4/10"]

Mozilla/5.0 (iPad; U; CPU OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2

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