document.write( "Question 1196981: In a school all the students listen to some kind of music. Of those, 60% listen to rock music, 20% listen to dance
\n" ); document.write( "music, and 10% listen to both types of music. Determine the probability that a student listens to music other than rock
\n" ); document.write( "or dance music given that they listen to music. \n" ); document.write( "

Algebra.Com's Answer #830036 by ikleyn(52786) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "In a school all the students listen to some kind of music. Of those, 60% listen to rock music, 20% listen to dance
\n" ); document.write( "music, and 10% listen to both types of music. Determine the probability that a student listens to music other than rock
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document.write( "The percentage of those who listen to rock or dance music is\r\n" );
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document.write( "    60% + 20% - 10% = 70%        .\r\n" );
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document.write( "Hence,  100-70% = 30% listen other than rock or dance music.\r\n" );
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document.write( "So,   the  ANSWER to your question is\r\n" );
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document.write( "    P = 30% = 0.3.\r\n" );
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