Its just fun to test yourself, don't take it too seriously.
Teasers - Part 2 - Answers
1: 3 minutes.
3: Both wrong answer is 16.
4: No he would be dead.
5: 28 days.
6: Missed the train, you took too long on the first mile.
7: 59 minutes.
8: 9 sheep.
9: Grandfather, Father, Grandson.
10: First both sons, One brings boat back, Dad goes across, Son comes back and collects second son.
11. They would not know they were Before Christ (BC).
12: Cain slue Abel.