Posted by Anonymous on Tuesday, October 6, 2009 at 1:44pm.
given a jar contains four marbles, each a different color: red, blue, green, and yellow. If you draw two marbles from the jar, one after another, replacing the first before drawing the second, what is the probability of getting no yellow marbles?
I got  3/4(3/4) = 9/16 = 56.25% is this right?

Math  MathMate, Tuesday, October 6, 2009 at 3:02pm
Correct.