document.write( "Question 386919: At 9:00 a.m. a truck leaves the truck yard and travels west at a rate of 35 mi/hr two hours later a second truck leaves the same route traveling at 70 mi/hr When will the second truck catch up to the first \n" ); document.write( "
Algebra.Com's Answer #273479 by mananth(16946)![]() ![]() You can put this solution on YOUR website! At 9:00 a.m. a truck leaves the truck yard and travels west at a rate of 35 mi/hr two hours later a second truck leaves the same route traveling at 70 mi/hr When will the second truck catch up to the first \n" ); document.write( ".. \n" ); document.write( "Truck A 9.00 AM speed = 35 mph \n" ); document.write( "Truck B 11.00 AM speed = 70mph \n" ); document.write( "... \n" ); document.write( "when Truck B starts Truck A in 2 hours has traveled = 35*2 = 70 miles \n" ); document.write( ".. \n" ); document.write( "Both are travelling in same direction. \n" ); document.write( "catch up speed = 70-35 = 35 mph \n" ); document.write( "... \n" ); document.write( "catch up distance / catch up speed = time \n" ); document.write( "70/35 = 2hours \n" ); document.write( ".. \n" ); document.write( "Truck B will catch up at 11.00 AM \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |