| Giver | Post | Date |
| kathan21 | Suppose n is a two-digit positive integer with units digit 5 | 11-Dec-2023 |
| Shivanir233 | Suppose n is a two-digit positive integer with units digit 5 | 20-Sep-2021 |
| lailasbr | Suppose n is a two-digit positive integer with units digit 5 | 29-Jan-2019 |