Asked by Cecilia

Ronald made a trip of 450 miles in 8 hours. Before noon he avg. 60 miles per hour, and after noon he avg. 50 miles per hour. At what time did he begin his trip and when did it end?
Answered by Anonymous
D=RT
450=60(8-x)+50x
Answered by Cecilia
Thank you so much for the equation - can u explain why we minus the 8 by x. I know it's the amount of time, can u clarify... thanks again
Answered by Anonymous
If I told you Ronald traveled 3 hours after noon, how long did he traveled before noon (given he traveled both before and after noon in 8 hours)?
Answered by Cecilia
5 hours
Answered by Anonymous
That is why it is 8-x. Do you understand?
Answered by Cecilia
yes i do now - thank you again - i can go to sleep now!! bye thanks
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