document.write( "Question 935032: If I have 51 Questions in a test, how do I figure out how many I can miss so that I at least get an 80%? \n" ); document.write( "

Algebra.Com's Answer #568068 by TimothyLamb(4379) $\"\"$ $\"About$

You can put this solution on YOUR website!
x = number of missed questions
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\n" ); document.write( "(51 - x)/51 * 100 <= 80
\n" ); document.write( "51 - x <= 80/100*51
\n" ); document.write( "-x <= 80/100*51 - 51
\n" ); document.write( "x <= 51 - 80/100*51
\n" ); document.write( "x <= 10.2
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\n" ); document.write( "answer:
\n" ); document.write( "you can't miss more than 10 questions
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\n" ); document.write( "Solve and graph linear equations:
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\n" ); document.write( "Solve quadratic equations with quadratic formula:
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\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
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