document.write( "Question 70125: twelve students are in a class. they are split so that five go to room A, four go to room B and three go to room C. how many different ways can this happen? \n" ); document.write( "
Algebra.Com's Answer #50006 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! twelve students are in a class. they are split so that five go to room A, four go to room B and three go to room C. how many different ways can this happen? \n" ); document.write( "------------- \n" ); document.write( "pick 5 from the 12: 12C5 ways \n" ); document.write( "pick 4 from the remaining 7: 7C4 ways \n" ); document.write( "pick 3 from the remaining 3: 3C3 ways \n" ); document.write( "------------ \n" ); document.write( "Total number of ways = [12C5] \n" ); document.write( "=792*35*1 =27720 ways \n" ); document.write( "--------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |