document.write( "Question 789009: if 38 men working 6hr a day can do a piece of work in 12days,find in what time 57 men working 8hr a day can do a piece of work twice as great able ,supposing 2 men of the first set to do as much work in 1hr as 3men of the 2nd set can do in 1.5 hrs ? \n" ); document.write( "
Algebra.Com's Answer #478756 by ankor@dixie-net.com(22740)\"\" \"About 
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if 38 men working 6hr a day can do a piece of work in 12days,
\n" ); document.write( "Find the number man-hrs required to do the job
\n" ); document.write( "38*6*12 = 2736 man-hrs to complete the job
\n" ); document.write( ":
\n" ); document.write( "Find in what time 57 men working 8hr a day can do a piece of work twice as great
\n" ); document.write( " A job twice as great would require: 2*2736 = 5472 man-hrs
\n" ); document.write( "Let d = no. of days required for 57 men to do twice as much work
\n" ); document.write( "57*8*d = 5472
\n" ); document.write( "456d = 5472
\n" ); document.write( "d = 5472/456
\n" ); document.write( "d = 12 days
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\n" ); document.write( "Supposing 2 men of the first set to do as much work in 1hr as 3men of the 2nd set can do in 1.5 hrs ?
\n" ); document.write( "Not sure what you mean here
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