vă rog repede dau coroana

1. c.
2. b.
3. a.
4. a.
5. d.
6. a = 17 b = 26 c = 22 a + b - c = 17 + 26 - 22 = 43 - 22 = 21 (a)
7. c.
8. 75 - 57 = 18 (b)
9. 19 + 18 - 7 = 30 (b)
10. c.
11. b