Question

A high-speed train accelerates at a constant rate in a straight line.

The speed of the train increases from 30 m/s to 42 m/s in 60 seconds.
a) Calculate the change in speed of the train

Answer 1

1/2

Step-by-step explanation:

change=

`(60 - 30)/(60) = (30)/(60) = (3)/(6) = (1)/(2)`