document.write( "Question 1058142: Dinu & Hemu can plough a field in 15 days . If Dinu alone can plough 1/8 of the field in 5 days , how many days will Hemu take to do the same work alone? \n" ); document.write( "
Algebra.Com's Answer #673161 by josgarithmetic(39618)\"\" \"About 
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Dinu and Hemu do 1 job in 15 days.
\n" ); document.write( "Dinu does \"1%2F8\" the job in 5 days.
\n" ); document.write( "Just Hemu needs h days for 1 job.
\n" ); document.write( "Dinu does 1 job in d days.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"system%281%2Fd%2B1%2Fh=1%2F15%2C%281%2Fd%29%2A5=1%2F8%29\"\r
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\n" ); document.write( "\n" ); document.write( "Simplifying each equation,
\n" ); document.write( "-
\n" ); document.write( "\"dh%281%2Fd%2B1%2Fh%29=dh%281%2F15%29\"
\n" ); document.write( "\"h%2Bd=dh%2F15\"
\n" ); document.write( "\"15h%2B15d=dh\"
\n" ); document.write( "-
\n" ); document.write( "\"5%2Fd=1%2F8\"
\n" ); document.write( "\"d=40\"
\n" ); document.write( "Already the time needed for Dinu for 1 job.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15h%2B15%2A40=40%2Ah\"
\n" ); document.write( "\"15%2A40=%2840-15%29h\"
\n" ); document.write( "\"25h=15%2A5%2A8\"
\n" ); document.write( "\"h=%283%2A5%2A5%2A8%29%2F%285%2A5%29\"
\n" ); document.write( "\"highlight%28h=24%29\"\r
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