document.write( "Question 367352: Bob and Joe are going on a 281 mile trip. Bob drives half of the way at a rate of 53 mph. Joe drives the other half of the way at a rate of 51 mph. How long does Bob drive? How long does Joe drive? \n" ); document.write( "
Algebra.Com's Answer #261849 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( "281/2=53T \n" ); document.write( "140.5=53T \n" ); document.write( "T=140.5/53 \n" ); document.write( "T=2.65 HOURS IS BOB'S DRIVE TIME. \n" ); document.write( "140.5=51T \n" ); document.write( "T=140.5/51 \n" ); document.write( "T=2.755 HOURS IS JOE'S DRIVE TIME. \n" ); document.write( "PROOF: \n" ); document.write( "281=(53*2.65)+(51*2.755) \n" ); document.write( "281=140.5+140.5 \n" ); document.write( "281=281 \n" ); document.write( " |