document.write( "Question 854647: 20 men can do a piece of work in 24 days. After working for 6 days, additional number of men were added to finish the work in 21 days from the beginning. Find the number of additional men. \n" ); document.write( "
Algebra.Com's Answer #514871 by richwmiller(17219)\"\" \"About 
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20*24=480 man days
\n" ); document.write( "20*6=120
\n" ); document.write( "480-120=360 more to go
\n" ); document.write( "21-6=15 more days
\n" ); document.write( "360/15=24 men
\n" ); document.write( "24-20=4 additional men were added\r
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