document.write( "Question 452858: bag contains 1 green, 4 red, 5 yellow ballons. two ballons are selected at random. find the probablity of P(1 red and 1 yellow) \n" ); document.write( "
Algebra.Com's Answer #311218 by stanbon(75887)\"\" \"About 
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bag contains 1 green, 4 red, 5 yellow ballons. two ballons are selected at random. find the probablity of P(1 red and 1 yellow).
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\n" ); document.write( "# of ways to get 1 red and 1 yellow: 4*5 = 20
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\n" ); document.write( "Total # of pairs of balloon: 10C2 = 45
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\n" ); document.write( "P(1red and 1 yellow) = 20/45 = 4/9
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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