Question

A train travels with a speed of 70 kilometre per hour for 0.50 kilometre per hour,50 kilometre per hour for next 0.30 hour and 80 kilometre per hour for next 0.75. find average speed

Answer 1

$\huge\mathfrak\green{follow \ me}$​

Answer 2

If the train is made to run at such different Speeds the engine of the train will get seized.

Please drive the train safely