| Giver | Post | Date |
| rpineda | Two oil cans, X and Y, are right circular cylinders, and the height an | 28-Aug-2023 |
| Vegita | Two oil cans, X and Y, are right circular cylinders, and the height an | 07-Aug-2023 |
| achloes | Two oil cans, X and Y, are right circular cylinders, and the height an | 02-Mar-2023 |
| LordStark | Two oil cans, X and Y, are right circular cylinders, and the height an | 06-Mar-2019 |