



 
Hi Musliu, The key to this problem is that rate is distance divided by time. Suppose the slower bus travels at $s$ miles per hour. What is the speed of the faster bus? At what rate are the busses moving apart? At this rate they are 240 miles apart in 1 hour. Solve for $s.$ Check your answer. Penny  


Math Central is supported by the University of Regina and the Imperial Oil Foundation. 