document.write( "Question 538617: A box is filled with 4 red cards, 6 brown cards, and 5 blue cards. A card is chosen at random from the box. What is the probability that it is a red or a blue card?\r
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Algebra.Com's Answer #353217 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A box is filled with 4 red cards, 6 brown cards, and 5 blue cards. A card is chosen at random from the box. What is the probability that it is a red or a blue card?\r \n" ); document.write( "\n" ); document.write( "---- \n" ); document.write( "P(red or blue) = P(red) + P(blue) = (4/15) + (5/15) = 9/15 = 3/5 \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |