document.write( "Question 791699: a sport center has 12 gates, 5 are on the west side, and 7 are on the east side. in how many different ways can a person enter by a west gate and leave by an east gate? \n" ); document.write( "
Algebra.Com's Answer #479686 by psbhowmick(878)![]() ![]() You can put this solution on YOUR website! For entry event: 1 gate to be selected from 5 gates on West - 5 ways \n" ); document.write( "For exit event: 1 gate to be selected from 7 gates on East - 7 ways\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Entry and exit events are associated with each other.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "No. of ways can a person enter by a west gate and leave by an east gate = 5x7 = 35. \n" ); document.write( " |