document.write( "Question 300181: A student ran out of time on a multiple choice exam and guessed the answers for two problems. Each problem had 4 answer choices - a,b,c,d- and only one correct answer. What is the probability that he answered both of the problems correctly? Write your answer as a fraction in lowest terms.
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Algebra.Com's Answer #215456 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A student ran out of time on a multiple choice exam and guessed the answers for two problems. \n" ); document.write( "Each problem had 4 answer choices - a,b,c,d- and only one correct answer. \n" ); document.write( "What is the probability that he answered both of the problems correctly? \n" ); document.write( "Write your answer as a fraction in lowest terms. \n" ); document.write( "--- \n" ); document.write( "P(1st correct) = 1/4 \n" ); document.write( "P(2nd correct) = 1/4 \n" ); document.write( "--- \n" ); document.write( "P(both correct) = (1/4)^2 = 1/16 \n" ); document.write( "=================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( " |