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MathNet 2005 — Part 03 Question 16

Math Olympiad Vault · MathNet 2005 — Part 03

Question 16

Edward went on holiday to the city of Altanbulat. His outbound plane left Milan at 1pm and arrived in Altanbulat at 9am the next day (local time). The return flight instead left Altanbulat at 9:00 am and landed at 3:00 pm the same day in Milan (again, all times indicated are according to the local time zone). Assuming that the two trips had the same real duration, what is the time difference between Italy and Altanbulat?

(A) Less than three hours

(B) more than three hours, but less than six

(C) more than six hours, but less than nine

(D) more than nine hours

(E) cannot be determined.