document.write( "Question 857242: There are 6 books on a reading list. Students must read 3 of the books on the list. In how many ways can a student select 3 books? \r
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document.write( "Possible answers:
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document.write( "20
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document.write( "60
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document.write( "120
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document.write( "360 \n" );
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Algebra.Com's Answer #516438 by chndnbl(31)![]() ![]() You can put this solution on YOUR website! This s combination problem, \n" ); document.write( "number of ways select the 3 books=6C3 \n" ); document.write( "=6*5*4/3! \n" ); document.write( "=20 \n" ); document.write( " |