popup23 problem session 3

Problems

Name Solved / Tries Average tries Average tries to solve
A Divisibility Shortcut 2/9 (22%) 3.00 3.50
B Domino 0/8 (0%) 8.00 --
C Kitchen Combinatorics 2/16 (12%) 5.33 1.50
D Multiplying Digits 0/5 (0%) 2.50 --
E Ocean's Anti-11 (Hard) 1/6 (17%) 3.00 2.00
F Pasijans 1/4 (25%) 4.00 4.00
G The Power of Substitution 5/18 (28%) 3.60 3.60