document.write( "Question 931261: A school choir has 80 students; 36 of them are in seventh grade. Also, 40 students in the choir are girls; 18 of them are in seventh grade. What is the probability that a student picked at random from the choir is either a girl or is in seventh grade? \n" ); document.write( "
Algebra.Com's Answer #682197 by Pcole88(1)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " |