document.write( "Question 1129496: If you answered 80% of the questions on a math examination correctly and the number of your correct questions was 112, then how many total questions were on the exam? \r
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document.write( "Write an equation that can be used to find the answer and tell what your variable stands for.
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document.write( "Solve the equation showing all steps
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document.write( "Write a single sentence stating your answer to the question.
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Algebra.Com's Answer #746251 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! If you answered 80% of the questions on a math examination correctly and the number of your correct questions was 112, then how many total questions were on the exam? \n" ); document.write( "Let x = total questions on the exam \n" ); document.write( "the equation, change 80% to .80 \n" ); document.write( ".80x = 112 \n" ); document.write( "solve, divide both sides by .8 \n" ); document.write( "x = 112/.8 \n" ); document.write( "x = 140 questions on the exam \n" ); document.write( ": \n" ); document.write( "\"Out of 140 questions, you got 112 right, which is 80% of 140\" \n" ); document.write( " |