Mathematics

Problems

Name Solved / Tries Average tries Average tries to solve
A I Hate The Number Nine 16/38 (42%) 2.38 2.38
B Semi-prime H-numbers 4/6 (67%) 1.50 1.50
C Inverse Factorial 13/62 (21%) 4.43 4.62
D Factor-Free Tree 1/1 (100%) 1.00 1.00