An object starts at A, and travels at a speed of 40 kmph for 5 hours. It comes to rest at B. Another object starts at A and moves towards B, an hour after the first object has started.
In order to reach the point B at the same time as the first object, with what speed must the second object travel?
- 40 kmh−1
- 22.22 kmh−1
- 25 kmh−1
- 50 kmh−1