document.write( "Question 820456: Tom can sort 230 nails in 2 hours. Jerry can sort 180 nails in 3 hours. How long will it take them to sort 700 nails if they work together (round to the nearest hundredth)? \n" ); document.write( "
Algebra.Com's Answer #493548 by richwmiller(17219)\"\" \"About 
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230/2=115 per hour
\n" ); document.write( "180/3=60 per hour
\n" ); document.write( "115x+60x=700
\n" ); document.write( "175x=700
\n" ); document.write( "x=4
\n" ); document.write( "No need to round
\n" ); document.write( "in 4 hours Tom sorted 460
\n" ); document.write( "in 4 hours Jerry sorted 180+60\r
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