| Giver | Post | Date |
| a191291r | Two machines, X and Y, working together at their respective constant | 08-Sep-2024 |
| gmat151997 | Two machines, X and Y, working together at their respective constant | 13-Jul-2024 |
| acethegmat6969 | Two machines, X and Y, working together at their respective constant | 31-May-2024 |
| JanisZwiener | Two machines, X and Y, working together at their respective constant | 28-Feb-2024 |
| A0t | Two machines, X and Y, working together at their respective constant | 10-Feb-2024 |
| Vaishvii | Two machines, X and Y, working together at their respective constant | 26-Oct-2023 |
| Bunuel | Two machines, X and Y, working together at their respective constant | 25-Oct-2023 |