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P. 4053. A train goes through a 1100 m long tunnel with a speed of 72 km/h, in one minute. What is the length of the train?

(3 points)

Deadline expired on 11 April 2008.

Statistics on problem P. 4053. 201 students sent a solution. 3 points:187 students. 2 points:9 students. Unfair, not evaluated:5 solutions.