Practice me

Problems

Name Solved / Tries Average tries Average tries to solve
A Tightly Packed 0/0 (0%) -- --
B Genealogical Research 0/3 (0%) 3.00 --
C Death and Taxes 1/1 (100%) 1.00 1.00
D (More) Multiplication 0/0 (0%) -- --
E Cu Chi Tunnels 1/1 (100%) 1.00 1.00
F Illiteracy 0/0 (0%) -- --