| Giver | Post | Date |
| ishitashri | If x, y, and z are digits is (x + y + z) a multiple of 9? | 11-Jun-2022 |
| esthergenius1 | If x, y, and z are digits is (x + y + z) a multiple of 9? | 25-May-2022 |
| lucisgm4 | If x, y, and z are digits is (x + y + z) a multiple of 9? | 23-Oct-2019 |
| Rohanborude | If x, y, and z are digits is (x + y + z) a multiple of 9? | 16-Oct-2019 |
| srimany | If x, y, and z are digits is (x + y + z) a multiple of 9? | 17-Aug-2016 |