document.write( "Question 712209: a teacher gives twelve questions on a quiz. The first two are true/false and the next 10 are A-D multiple choir. what is the probability a student answers all twelve wrong. \n" ); document.write( "
Algebra.Com's Answer #437786 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! a teacher gives twelve questions on a quiz. The first two are true/false and the next 10 are A-D multiple choir. what is the probability a student answers all twelve wrong. \n" ); document.write( "----- \n" ); document.write( "# of possible answers: 4*40 = 160 \n" ); document.write( "# of wrong answers: 12 \n" ); document.write( "--- \n" ); document.write( "P(all wrong) = 12/160 = 3/40 \n" ); document.write( "================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " |