Homework Help: math

Posted by Madison on Wednesday, September 19, 2012 at 9:19pm.

If you have 30 white lego bricks, 42 red lego bricks, and 45 black lego bricks and you pull them out of a bag one at a time until one is left, what is the probability the last brick will be black

math - bobpursley, Wednesday, September 19, 2012 at 9:22pm
It would be the same as the probabity of pulling our a black first.

Pr=45/totalbricks

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