Question
A bus travels 70km/h for xhours and then at 80km/h for (0.5x+3) hours. If the total distance traveled is 460km, find x to the nearest minute.
Answers
Reiny
Distance = Rate x time
so, ....
70x + 80(.5x + 3) = 460
go for it.
remember, x is in hours, so you have to multiply your value of x by 60, and then round off to the nearest whole minute.
so, ....
70x + 80(.5x + 3) = 460
go for it.
remember, x is in hours, so you have to multiply your value of x by 60, and then round off to the nearest whole minute.