document.write( "Question 427175: Cece scored a 78 on her first math test. She scored an 84 on her second test. What is the percent increase, rounded to the nearest tenth, from Cece’s first score to her second score? \n" ); document.write( "

Algebra.Com's Answer #297065 by josmiceli(19441) $\"\"$ $\"About$

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The increase is $\"84+-+78+=+6\"$
\n" ); document.write( "Let $\"x\"$ = percent gain
\n" ); document.write( " $\"+x%2F100+=+6%2F78+\"$
\n" ); document.write( " $\"+78x+=+600+\"$
\n" ); document.write( " $\"+x+=+7.692+\"$
\n" ); document.write( "7.7 percent increase \n" ); document.write( "

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