**A briefcase lock has 3 rotating cylinders, each containing 10 digits. how many numerical codes are possible.**

**Answer:**

I believe that since there is 3 cylinders and 10 possible numbers, you will have 1000 possible combinations, since 1 cylinder only has 10 possible combinations, and 2 cylinders have 100 possible combinations, but don’t listen to me, I don’t think I’m right