document.write( "Question 808044: A jar on your desk contains 12 black, 8 red, 10 yellow, and 5 green jellybeans. You pick a jellybean without looking. Find the probability that it is red or yellow. \n" ); document.write( "
Algebra.Com's Answer #486700 by ultimate44(2)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Say;\r
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\n" ); document.write( "\n" ); document.write( " black jellybeans=12,\r
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\n" ); document.write( "\n" ); document.write( " red jellybeans=8,\r
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\n" ); document.write( "\n" ); document.write( " yellow jellybeans=5,\r
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\n" ); document.write( "\n" ); document.write( " green jellybeans=5,\r
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\n" ); document.write( "\n" ); document.write( "total jellybeans=12+8+5+5=30\r
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\n" ); document.write( "\n" ); document.write( "Therefore:\r
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\n" ); document.write( "\n" ); document.write( "P(red jellybeans)=8/30.. while p(yellow jellybeans)=5/30\r
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\n" ); document.write( "\n" ); document.write( "Hence.p(red or yellow)=(8/30)+(5/30)=13/30
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