Posted by alicia on Monday, March 8, 2010 at 9:22pm.
A box contains four red marbles, seven white marbles and five blue marbles. If one marble is drawn at random, find the probability for each of the following:
(a) A blue marble drawn. _____________
(b) A red or a blue marble is drawn. _____________
(c) Neither a red nor a blue marble is drawn. _____________

math214  priscilla, Monday, March 8, 2010 at 9:25pm
a 5/16
b 9/16
c 7/16

math214  Ana, Monday, March 8, 2010 at 9:27pm
I believe you're right
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