1. 10:15 It's quarter past ten.
2. 1:30 It's half past one.
3. 4:45 It's quarter to five.
4. 7:10 It's ten minutes past seven .
5. 9:50 It's ten minutes to ten.
6. 2:55 It's five minutes to three.
7. 2:30 It's half past two.
8. 10:45 It's quater to eleven.
9. 4:10 It's ten minutes past four.
10. 15:15 It's quarter past three.
11. 18:55 It's five minutes to seven.
12. 17:20 It's twenty minutes past five.