document.write( "Question 806551: To travel a distance of 120 km, a car takes 40 minutes less than a bus. If the car travels at an average of 15 km/h faster than the bus.
\n" ); document.write( "Find the speed of the car and the bus.
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Algebra.Com's Answer #485912 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
(r+15)(t-2/3)=120,
\n" ); document.write( "(r)*t=120
\n" ); document.write( "r = 45, t = 8/3
\n" ); document.write( "r+15=60\r
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