document.write( "Question 165327: Professor Counts his midterms as 2/3 of the grade and his final as 1/3of the grade. If Wendy scored 48 on the midterm, What range of scores on the final exam would put Wendy’s average between 70-79 inclusive?\r
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Algebra.Com's Answer #121898 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Professor Counts his midterms as 2/3 of the grade and his final as 1/3 of the \n" ); document.write( " grade. If Wendy scored 48 on the midterm, What range of scores on the final \n" ); document.write( " exam would put Wendy’s average between 70-79 inclusive? \n" ); document.write( ": \n" ); document.write( "Let x = score for this to happen \n" ); document.write( ": \n" ); document.write( "Since the midterm grade counts twice as much as the final, write an equation thus: \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Multiply equation by 3: \n" ); document.write( "96 + x = 3(70) \n" ); document.write( "x = 210 - 96 \n" ); document.write( "x => 114 \n" ); document.write( ": \n" ); document.write( "Do the same with the upper value \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "If they don't give grades higher than a hundred, Wendy is in trouble \n" ); document.write( " |