Question

An express brain covere 20km of
distance in 20.5 minutes, another
train covers the same distance in
21. 5 minutes o What are the speed
differences of both the trains!​

Answer 1

Answer:

train 1

dis=20km

time=20.5min

=1230s

0.342hr

speed=20/0.342

=58.47km/hr

train 2

dis=20km

time=21.5min

=0.358hr

speed=20/0.358

=55.86km/hr