Question

Please help me solve these as much as possible urgent neeeddd.

i think its easy but im just not smart

solve as many as you can. one is enough (but more is better)

Answer 1

7. 45

8. 19

9. 15

10. 24

11. 23

12. 6

13. 8

14. 15

15. 12

16. 3

17. 26

18. 12

19. 21

20. 34

21. 2

hope this helps!:)