document.write( "Question 1094259: An airplane travels 2040 miles in the same time that a car travels 210 miles. If the rate of the plane is 366 miles per hour faster than the rate of the car, find the rate of the plane. \n" ); document.write( "
Algebra.Com's Answer #708870 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! Let n be the speed of the car. Then the plane would be n+366. So: \n" ); document.write( "2040/n+366=210/n \n" ); document.write( "2040n=210n+76860 \n" ); document.write( "1830n=76860 \n" ); document.write( "n=42 \n" ); document.write( "The car goes 42 mph; the plane goes 408 mph. \n" ); document.write( "☺☺☺☺ \n" ); document.write( " |