document.write( "Question 297433: a student answered 87.5% of the exam correctly. if she answered 42 problems correctly, how many questions were therer on the exam? \n" ); document.write( "
Algebra.Com's Answer #214186 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
use a ratio
\n" ); document.write( "\"42%2Fx+=+87.5%2F100\"
\n" ); document.write( "\"42%2A100%2F87.5+=+x\"
\n" ); document.write( "\"48+=+x\"
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