Question

the distance time graph of two trains is given below the train starts simultaneously in the same direction

a) how much the head of a is b when the motion starts?
b) what is the speed of b?
c) when and where will a catch you?
d) what is the difference between speed of a and b?
e) is the speed of both the train uniform and non uniform ?justify.

answer these questions please its urgent please ​

Answer 1

b) the speed of B is 100 p/h