document.write( "Question 103080: How many ways can seven people be seated in a row if two of them refuse to sit next to each other? \n" ); document.write( "
Algebra.Com's Answer #74936 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How many ways can seven people be seated in a row if two of them refuse to sit next to each other? \n" ); document.write( "------------------------ \n" ); document.write( "Place those two people: \n" ); document.write( "7 ways to place the 1st person \n" ); document.write( "5 wyas to place the 2nd person \n" ); document.write( "Place the remaining 5 people - 5! ways \n" ); document.write( "----------------------- \n" ); document.write( "Total ways = 7*5*5! = 35*120 = 4200 ways \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |