document.write( "Question 725865: An experienced bricklayer can construct a small wall in 6 hours. An apprentice can complete the job in 10 hours. Find how long it takes if they work together. \n" ); document.write( "
Algebra.Com's Answer #444358 by richwmiller(17219)\"\" \"About 
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1/6+1/10=1/x
\n" ); document.write( "10/60+6/60=1/x
\n" ); document.write( "16/60=1/x
\n" ); document.write( "4/15=1/x
\n" ); document.write( "15/4=x
\n" ); document.write( "3 3/4=x
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