**WITHOUT USING A CALCULATOR**
YOU ARE DRIVING A BUS FROM LONDON TO MILFORD HAVEN (WALES).
IN LONDON 17 PEOPLE GET ON THE BUS, IN READING 6 PEOPLE GET OFF, 9 PEOPLE GET ON, IN SWINDON 2 PEOPLE GET OFF, 4 PEOPLE GET ON, IN CARDIFF 11 PEOPLE GET OFF, 16 PEOPLE GET ON, IN SWANSEA 3 PEOPLE GET OFF, 5 PEOPLE GET ON, IN CARMARTHEN, 6 PEOPLE GET OFF, 3 PEOPLE GET ON, THE BUS THEN PULLS INTO MILFORD HAVEN BUS DEPOT ... WHAT WAS THE NAME OF THE BUS DRIVER?