document.write( "Question 181509: In exercises 6-8, one student is selected at random from a group of 12 freshman, 16 sophomores, 20 jouniors, and 2 seniors. find the probability that the person selected is ...\r
\n" );
document.write( "\n" );
document.write( "6. a freshman
\n" );
document.write( "7. not a sophomore.
\n" );
document.write( "8. a junior ro a senior \n" );
document.write( "
Algebra.Com's Answer #136113 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! 6)P(f)=12/50=6/25 \n" ); document.write( ": \n" ); document.write( "7)P(~so)=34/50=17/15 \n" ); document.write( ": \n" ); document.write( "8)P(j or s)=P(j)+P(s)=20/50+2/50=22/50=11/25 \n" ); document.write( " |