A motorcyclist travels for 15 minutes at 120km/h, 1h 30mins at 90km/h and 15 minutes at 60km/h. At what speed would she have to travel to perform the same journey, in the same time, without changing speed?
1 Answer
Mar 19, 2018
Explanation:
The total time taken for the motorcyclist's journey is
The total distance travelled is
Therefore the speed she would have to travel at is:
Hope that makes sense!