Problem P. 3935. (December 2006)
P. 3935. A piece of ice has a shape of a cone and it floats in water, such that its symmetry axis is vertical. What fraction of its height is above the water?
(4 pont)
Deadline expired on 11 January 2007.
Statistics:
221 students sent a solution.  
4 points:  81 students. 
3 points:  89 students. 
2 points:  17 students. 
1 point:  16 students. 
0 point:  12 students. 
Unfair, not evaluated:  6 solutions. 
