document.write( "Question 872056: Suppose that a jar contains 4 pens: 2 black, 1 blue, and 1 red. Three people select a pen at random from the jar, sign a document, and replace the pen in the jar before the next person selects a pen. What is the probability that none of the people use the red pen to sign the document? \n" ); document.write( "

Algebra.Com's Answer #525891 by Yzeph(21) $\"\"$ $\"About$

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