document.write( "Question 104553: Jo read 50 pages of a novel in 4 hours.At the same rate, how long would it take Jo to read 400 pages?
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Algebra.Com's Answer #76061 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "you can set up a proportion:\r
\n" ); document.write( "\n" ); document.write( "\"50+%3A+4=+400+%3A+x\"\r
\n" ); document.write( "\n" ); document.write( "\"50+%3A+4+=+400+%3A+x\"\r
\n" ); document.write( "\n" ); document.write( "or
\n" ); document.write( "\"50+%2F4+=+400+%2F+x\"\r
\n" ); document.write( "\n" ); document.write( "\"50+%2Ax+=+400%2A4\" divide both sides by \"50\"
\n" ); document.write( "\"x+=+8%2A4\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+32\" it would take Jo 32 hours to read 400 pages
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