document.write( "Question 893074: A Carpenter and a helper can do a certain job in 15 days. If the Carpenter works 1.5 times as fast as the helper, how long would it take each to do the job, working alone? \n" ); document.write( "
Algebra.Com's Answer #541058 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! More than one way to do this.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "RATES: \n" ); document.write( "Carpenter, (3/2)r \n" ); document.write( "Helper, r \n" ); document.write( "Carpenter&Helper, 1/15 \n" ); document.write( "Unit is jobs per day.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Combined rate is their sum.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "Solve for r and find its reciprocal; and this is how many days the helper needs to do 1 job. \n" ); document.write( " |