Without using a calculator... You are driving a bus from London to Milford Haven in Wales.In London 17 people get on the bus.In Reading, six people get off the bus, and 9 people get on.In Swindon, 2 people get off and 4 get on.In Cardiff, 11 people get off and 16 people get on.In Swansea, 3 people get off and 5 people get on.In Carmathen, 6 people get off and 3 get on.You then arrive at Milford Haven. What was the name of the bus driver? :P
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