You're driving a bus from Glasgow to London, there are 5 passengers. At the first stop 6 people get on, and 2 get off.
The next stop has 27 people getting on and only 1 getting off. The next two stops has 4 people getting on an 5 getting off, on each occasion.
Eventually the destination is reached after one more stop when 10 people get off the bus, and 7 get on.
What is the bus drivers name.