document.write( "Question 723708: Jake can unload a delivery truck in 40 minutes, and Jennie can unload the same truck in 60 minute. How long would it take Jake and Jennie to unload the truck together? \n" ); document.write( "
Algebra.Com's Answer #443296 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! This is a uniform rates, work or job problem.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jake's rate plus Jennie's rate is equal to the sum of their rates working together.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The job is \"unload the truck\". Jake goes at 1/40 jobs per minute and Jennie goes at 1/60 jobs per minute. If Jake and Jennie both work at this task at the same time, their combined rate is |