document.write( "Question 1131129: Bob can plant a garden by her self in 10 hours. When her son Andrew helps her the total time it takes them to plant the garden is 4 hours. How long would it take Andrew to plant the garden himself \n" ); document.write( "

Algebra.Com's Answer #747747 by josgarithmetic(39617) $\"\"$ $\"About$

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$\"1%2F10%2B1%2Fn=1%2F4\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"1%2F4-1%2F10=1%2Fn\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"10%2F40-4%2F40=1%2Fn\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"6%2F40=1%2Fn\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"3%2F20=1%2Fn\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"n=20%2F3\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"highlight%286%262%2F3%29\"$ $\"hours\"$ \n" ); document.write( "

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