Problem P. 4359. (September 2011)
P. 4359. The figure shows the velocity-time graph of a lift in a mine. To what depth does the lift goes down?
Deadline expired on October 10, 2011.
Sorry, the solution is available only in Hungarian. Google translation
Megoldás. 550 méterre. Ez a görbe alatti terület.
406 students sent a solution. 3 points: 384 students. 2 points: 16 students. 1 point: 3 students. Unfair, not evaluated: 3 solutions.