| Recipient | Post | Date |
| ENGRTOMBA2018 | | 10-Jan-2016 |
| ENGRTOMBA2018 | Re: Students in certain group know either English or French or both. If 30 | 10-Jan-2016 |
| chetan2u | Re: Students in certain group know either English or French or both. If 30 | 10-Jan-2016 |
| chetan2u | Re: In a certain group 50% of the students know English, 60% know French, | 07-Jan-2016 |
| chetan2u | Re: In a certain group 50% of the students know English, 60% know French, | 07-Jan-2016 |
| chetan2u | In a certain group 50% of the students know English, 60% know French, | 07-Jan-2016 |
| chetan2u | Re: Lamp A flashes every 6 seconds, lamp B flashes every 8 seconds, lamp | 07-Jan-2016 |
| KarishmaB | Re: Lamp A flashes every 6 seconds, lamp B flashes every 8 seconds, lamp | 07-Jan-2016 |
| Psiva00734 | Re: Lamp A flashes every 6 seconds, lamp B flashes every 8 seconds, lamp | 07-Jan-2016 |