Train A goes from Děčín at an average speed v1 and train B goes from Ostrava at an average speed v2.
When and where will they meet?
What distance will the trains travel?
These are typical questions when solving word problems about movement.
Determine the speed of the trains yourself and see where they meet.
„Magic“ triangle of formulas
If you still want to calculate yourself, here is a board for auxiliary calculations.
distance
speed
time