Solving Inequalities Word Problems - Examples & Practice

It's almost Christmas! You're decorating your Christmas tree and have $8$ ornaments on hand. They are all the same weight, except for one, which is slightly heavier. You need to find out which is the heavy one, and have a two-arm scale that you can use to do so. What is the minimum number of times you need to weigh the ornaments in order to find the heaviest ornament?