document.write( "Question 897788: A contractor joined 60 man to build a house in 60 days. After 16 days he was joined by 70 men . In how many days remaining work will be complete \n" ); document.write( "
Algebra.Com's Answer #544399 by richwmiller(17219)\"\" \"About 
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It is unclear if we are starting with 60 or 61 (60 plus 1 contractor) workers
\n" ); document.write( "It is unclear if we are continuing with 70, 71 (70 plus 1 contractor),
\n" ); document.write( " 130 (60 +70) or 131 (60+70+1) workers\r
\n" ); document.write( "\n" ); document.write( "60 workers
\n" ); document.write( "60*60=3600 man days
\n" ); document.write( "60*16=960
\n" ); document.write( "3600-960=2640 man days to finish the job
\n" ); document.write( "2640/70=37.71 days
\n" ); document.write( "2640/71=37.18 days
\n" ); document.write( "2640/130=20.31 days
\n" ); document.write( "2640/131=20.15 days\r
\n" ); document.write( "\n" ); document.write( "61 workers
\n" ); document.write( "60*61=3660 man days
\n" ); document.write( "61*16=976
\n" ); document.write( "3660-976=2684 man days to finish the job\r
\n" ); document.write( "\n" ); document.write( "2684/70=37.80 days
\n" ); document.write( "2684/71=37.18 days
\n" ); document.write( "2684/130=20.66 days
\n" ); document.write( "2684/131=20.148 days
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