document.write( "Question 357068: if you have a class with 30 students. how many ways can you select a committe of 10 students from this class? \n" ); document.write( "
Algebra.Com's Answer #255008 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
nCr=combination of n things taken r at a time=n!/((n-r)r!)
\n" ); document.write( "30C10=30!/(20!*10!)=30,045,015 ways
\n" ); document.write( ".
\n" ); document.write( "Ed
\n" ); document.write( "
\n" );