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
\n" ); document.write( "\n" ); document.write( "Possible answers:
\n" ); document.write( "20
\n" ); document.write( "60
\n" ); document.write( "120
\n" ); document.write( "360
\n" ); document.write( "

Algebra.Com's Answer #516438 by chndnbl(31)\"\" \"About 
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
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