document.write( "Question 698256: Tom can sort 280 nails in 2 hours and jerry can sort 120 nails in 3 hours how long will it take them to both sort 700 nails \n" ); document.write( "

Algebra.Com's Answer #430567 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Add their rates of nailing to get their rate
\n" ); document.write( "working together
\n" ); document.write( "Tom's rate: ( 280 nails ) / ( 2 hrs )
\n" ); document.write( "Jerry's rate: ( 120 nails ) / ( 3 hrs )
\n" ); document.write( " $\"+280%2F2+%2B+120%2F3+=+700%2Fx+\"$
\n" ); document.write( " $\"++140%2F1+%2B+40%2F1+=+700%2Fx+\"$
\n" ); document.write( " $\"+700%2Fx+=+180+\"$
\n" ); document.write( " $\"+x+=+700%2F180+\"$
\n" ); document.write( " $\"+x+=+35%2F9+\"$
\n" ); document.write( " $\"+x+=+3.889+\"$
\n" ); document.write( " $\"+.889%2A60+=+53.333+\"$
\n" ); document.write( " $\"+.333%2A60+=+20+\"$
\n" ); document.write( "Together, they can sort 700 nails in 3 hrs 53 min 20 sec
\n" ); document.write( "check answer:
\n" ); document.write( " $\"++140%2F1+%2B+40%2F1+=+700%2Fx+\"$
\n" ); document.write( " $\"+180+=+700+%2F+3.889+\"$
\n" ); document.write( " $\"+700+=+700+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );