document.write( "Question 954896: On his last test Greg answered 64 questions correctly and got 80% right. How many questions were on the test?
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Algebra.Com's Answer #583254 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "if $\"64\"$ questions answered correctly and got $\"80\"$ % right , then\r
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\n" ); document.write( "\n" ); document.write( " $\"80\"$ % of $\"x\"$ is equal to $\"64\"$ :\r
\n" ); document.write( "\n" ); document.write( " $\"%2880%2F100%29x=64\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"4x%2F5=64\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"4x=64%2A5\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"4x=320\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=320%2F4\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=80\"$ => there was $\"80\"$ questions on the test \r
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