Mathematics grade 5, something I'm tight at 20) Can you help?

Question

Mathematics

Coronavirus and all. I decided to look through the textbook of the 5th grade and realized that I was very ashamed. But it's very interesting) Can someone explain the solution? Stuck for half an hour already.
Two cyclists left point A for point B. All the way - 22.5 km
Time 0.6 hours The
question is, how fast did each of them go if the first one was 1.5 faster than the second

Answer 1

If the distance and time are the same, then the speed cannot be different.
Error in wording, either in the textbook or in your