The driving distance between Manchester and London is 195 miles. Faris intends to travel from Manchester to London by coach.
The coach will leave Manchester at 3.30 pm
Faris assumes that the coach will travel at an average speed of 50 mph
a) Using his assumption, work out Faris's arrival time in London.
It actually turns out that the coach has a lower average speed.
b) Describe how this affects the arrival time.