Problem M. 296. (April 2009)
M. 296. Give an estimation for the diameter of the grains of a known material, - for example playground sand - according to the rate of its settling process in a known liquid.
Deadline expired on May 11, 2009.
12 students sent a solution. 6 points: Gulyás Máté, Maknics András, Márta Zsolt, Szabó 895 Dávid. 5 points: Balogh Máté, Janosov Milán, Karsa Anita. 4 points: 4 students. 0 point: 1 student.