| Giver | Post | Date |
| Chanchal | GRE Math Challenge #15 - If one number is chosen at random | 11-Jul-2024 |
| wixon | GRE Math Challenge #15 - If one number is chosen at random | 30-Apr-2023 |
| pranta | GRE Math Challenge #15 - If one number is chosen at random | 05-Feb-2023 |
| justhis | GRE Math Challenge #15 - If one number is chosen at random | 13-Apr-2022 |
| chirag95 | GRE Math Challenge #15 - If one number is chosen at random | 29-Jul-2021 |
| Ashitha | GRE Math Challenge #15 - If one number is chosen at random | 03-Jul-2021 |
| raviteja12 | GRE Math Challenge #15 - If one number is chosen at random | 27-Sep-2019 |
| Subhra | GRE Math Challenge #15 - If one number is chosen at random | 25-Apr-2017 |