document.write( "Question 1059179: If it takes Jerry 30 hours to build a shed in the back yard and Tom 15 hours. How long will it take if they work together? \n" ); document.write( "
Algebra.Com's Answer #674256 by math_helper(2461)\"\" \"About 
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Jerry completes 1/30 of the work, per hour, by himself
\n" ); document.write( "Tom completes 1/15 of the work, per hour, by himself\r
\n" ); document.write( "\n" ); document.write( "Together, they complete \"+1%2F30+%2B+1%2F15+=+3%2F30+=+1%2F10+\" work per hour\r
\n" ); document.write( "\n" ); document.write( "So, they can complete the shed in 10 hours.
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