document.write( "Question 995526: In a class of 200 students , 120 play soccer and 100 play cricket . If a student has to play at least one game, what percentage of them play cricket but not soccer ? \n" ); document.write( "
Algebra.Com's Answer #614268 by Theo(13342)![]() ![]() You can put this solution on YOUR website! A + B - AB = 200\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A is the number who play soccer. \n" ); document.write( "B is the number who play cricket. \n" ); document.write( "AB is the number who play both.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 120 \n" ); document.write( "B = 100\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "120 + 100 - AB = 200\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "220 - AB = 200\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "AB = 220 - 200 = 20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "20 play both.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "this means that:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "100 play soccer only. \n" ); document.write( "80 play cricket only. \n" ); document.write( "20 play both.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "100 + 80 + 20 = 200\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solution is:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "80 play cricket but not soccer.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |