document.write( "Question 915911: Janet can do a job in 3 hours while Garry can do the same job in 2 hours. If Janet works for an hour before Garry helps her, how long will it take them to finish the job together?
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Algebra.Com's Answer #555825 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Person___________rate__________time__________job \n" ); document.write( "Gary_____________1/2____________2_____________1 \n" ); document.write( "Janet____________1/3____________3_____________1 \n" ); document.write( "BOTH___________1/2+1/3_________________________\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Rate of BOTH together is \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let t be the time during which they both work together (to finish the job).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Person_________rate_______time________job \n" ); document.write( "Janet__________1/2_________1__________(1/2)*1 \n" ); document.write( "Gary&Janet_____5/6_________t__________(5/6)t \n" ); document.write( "TOTAL__________________________________1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solve for t in the equation |