Problem session 20100908

Problems

Name Solved / Tries Average tries Average tries to solve
A Collecting Beepers 1/4 (25%) 2.00 3.00
B Goldbach's Conjecture 2/9 (22%) 2.25 2.00
C The Mailbox Manufacturers Problem 2/2 (100%) 1.00 1.00
D Dividing Sequence 4/7 (57%) 1.40 1.25