3 All the times given in this question are the local time in Paris. Pierre left Paris at 08 00 to go to his office in London. He travelled 30 kilometres to the airport. He arrived at 08 30 and his plane left one hour later. It flew 350 kilometres to London airport and landed at 10 15. Pierre left London airport at 10 50 and he arrived at his office in London 40 minutes later