Some answers
1. 6 to 12 days in SIN. Avarage about 10 (contract says 8).
2. Some get 40 h others 60-70 hours a month it differs.
3. 100%
4. If you travel out of SIN to start your flight in some other place 0%
and some month you do 40h paxing on SIA.DH on freighter gives 50%
5.You can split your days off.
6. No overtime
7. ID tickets is very bad, better to buy regular tickets.
Nice flying but very unstable roster, difficult for a family at least for captains.