document.write( "Question 640753: George and Bill left town A for town B at the same time. George was riding a bicycle at a constant speed, while Bill was driving a car. Bill traveled 5 times faster than George. Bill’s car broke halfway, and the rest of the way to the town B Bill traveled by foot with a speed equal to half of the George’s bicycle speed. Who got to B first: George or Bill? \n" ); document.write( "
Algebra.Com's Answer #403426 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! George and Bill left town A for town B at the same time. \n" ); document.write( " George was riding a bicycle at a constant speed, while Bill was driving a car \n" ); document.write( " Bill traveled 5 times faster than George. \n" ); document.write( " Bill’s car broke halfway, and the rest of the way to the town B Bill traveled \n" ); document.write( " by foot with a speed equal to half of the George’s bicycle speed. \n" ); document.write( " Who got to B first: George or Bill? \n" ); document.write( ": \n" ); document.write( "Let b = George's biking speed \n" ); document.write( "then \n" ); document.write( "5b = Bill's driving speed \n" ); document.write( "and \n" ); document.write( ".5b = Bill's walking speed \n" ); document.write( ": \n" ); document.write( "let d = distance from A to B \n" ); document.write( ": \n" ); document.write( "George's travel time equation \n" ); document.write( "t = \n" ); document.write( ": \n" ); document.write( "Bill's total travel time \n" ); document.write( "t = \n" ); document.write( ": \n" ); document.write( "t = \n" ); document.write( "From this we see that George's time is less than Bills, so will get to B first.. \n" ); document.write( " \n" ); document.write( " |