Question

A train run half of the distance at 40 km/hr and the remaining half at 60 km/hr. what is the average speed for the entire journey

Answer 1

HEYA!
---------

-----------------------------------------------------------------------------------------------------
✴AVERAGE SPEED ✴
-----------------------------------------------------------------------------------------------------

$= > \frac{40 + 60}{2} \\ \\ = \frac{100}{2} \\ \\ = 50kmh {}^{ - 1}$
-----------------------------------------------------------------------------------------------------

Answer 2

Here the average speed will be
(40+60)/2
100/2= 50km/hr