document.write( "Question 980980: It takes 8 hours for car A to travel 500 km. How many hours will car B travel 500 km if its speed is 50 less than twice the average speed of car A? \n" ); document.write( "
Algebra.Com's Answer #602110 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Speed of car A=500km/8 hrs=62.5 km/hr \n" ); document.write( "Speed of car B=2(62.5km/hr)-50=75km/hr \n" ); document.write( ". \n" ); document.write( "To travel 500km at 75km/hr: \n" ); document.write( "500km/(75km/hr)=6.67 hours \n" ); document.write( "ANSWER: Under the given conditions, car B will travel 500 kilometers in 6 hours and 40 minutes. \n" ); document.write( " |