document.write( "Question 816105: A class of 45 students took an exam. There was 5 A's 11B's 19C's 6D's and the rest failed. If one student is selected at random, what is the probability that the students grade was a C or above? \n" ); document.write( "
Algebra.Com's Answer #491354 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! number of successes \n" ); document.write( "------------------------ = probability \n" ); document.write( "number of possibilities\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "C or above would be 5 A's, 11 B's and 19 C's \n" ); document.write( "total possibilities is 45 students\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "35 at C or above \n" ); document.write( "---------------- = probability \n" ); document.write( "45 total students\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7 \n" ); document.write( "-- = probability {reduced} \n" ); document.write( "9 \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " \n" ); document.write( " |