| Giver | Post | Date |
| aayushiarun15 | How many positive integers of four different digits, each | 14-Aug-2025 |
| ponderare | How many positive integers of four different digits, each | 13-Aug-2025 |
| MONALISHAD | How many positive integers of four different digits, each | 19-Feb-2025 |
| mabfaiydoc | How many positive integers of four different digits, each | 30-Oct-2022 |
| luckyhunch | | 14-Oct-2022 |
| johnlpmark | How many positive integers of four different digits, each | 19-Sep-2022 |
| nkrnkr | How many positive integers of four different digits, each | 08-Aug-2021 |
| Andrewcoleman | | 07-Apr-2021 |
| Katherine1030 | | 21-Mar-2021 |
| rajeshdasapathi | How many positive integers of four different digits, each | 09-Oct-2020 |
| adamadabo861 | How many positive integers of four different digits, each | 15-Sep-2020 |
| Hafez | 4.8(10^9)/1.6(10^3) | 17-Apr-2020 |
| mjsoriano | | 26-Jan-2020 |
| roopeh94 | | 26-Mar-2019 |
| chandansharma89 | | 29-Dec-2018 |
| Probus | | 07-Sep-2018 |
| thedreamx | | 31-Aug-2018 |
| Praveenksinha | How many positive integers of four different digits, each | 23-Aug-2018 |
| jdlulu | How many positive integers of four different digits, each | 22-Aug-2018 |
| onyx12102 | | 22-Aug-2018 |
| Tony2606 | 4.8(10^9)/1.6(10^3) | 20-Mar-2018 |
| Xmax | | 24-Feb-2017 |
| katik777 | How many positive integers of four different digits, each | 01-Nov-2016 |
| Sikder | | 30-Sep-2016 |
| Robertob91 | How many positive integers of four different digits, each | 06-Jun-2016 |
| ArunpriyanJ | | 17-Jan-2016 |
| rajatmahan | | 04-Dec-2015 |
| canarenravishankar | 4.8(10^9)/1.6(10^3) | 22-Aug-2015 |
| kamaln | | 06-Aug-2015 |
| Jatin15 | 4.8(10^9)/1.6(10^3) | 30-Oct-2014 |