2024 AMC 8 Problems/Problem 8
Problem
==Solution 1== (BRUTE FORCE)
How many values could be on the first day? Only 5, or
5, you have
8, and for
8 or
10, you have
20, for
16 or
8, you have
11, and for
14 or
11,$16 repeat leaving you with 8-2 = 6 different values