document.write( "Question 1179490: Marko can finish a job in 6 hours. Kira can finish the same job in 4 hours. How many hours do they need to finish the job if they work together? \n" ); document.write( "
Algebra.Com's Answer #809045 by josgarithmetic(39620)\"\" \"About 
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\"1%2F6%2B1%2F4=1%2Fh\"\r
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\n" ); document.write( "\n" ); document.write( "\"%284%2B6%29%2F24=1%2Fh\"\r
\n" ); document.write( "\n" ); document.write( "\"10%2F24=1%2Fh\"\r
\n" ); document.write( "\n" ); document.write( "\"h=24%2F10=2.4=2%264%2F10=2%2624%2F60\"\r
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\n" ); document.write( "\n" ); document.write( "2 hours 24 minutes
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