Idk why but im struggling with this one lol

Step-by-step explanation:

1 and 2

because the ratio of their size is equal

for the first picture they are 4 and 6

4/6=2/3

and for the second one

6 and 9

6/9=2/3

the last one it isn't because the ratio of third picture sizes is 5/9

1. 3.4/4

2. 0.8/7

3. 0.5 x 3

4. 0.9 x 6

5. 10.8

6. 2.35

7. 0.567

8. 9.35

9. 0.02

10. 0.06

11. 0.16

12. 0.42

13. 0.63

14. 5.6

15. 8.1

16. 9.9

17. 0.28

18. 0.48

19. 0.27

20. 0.49

21. 0.45

22. 0.72

23. 0.9

24. 0.88

25. 0.75

26. 0.16

27. 0.328

28. 0.495

29. 0.72

30. 1.068

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step-by-step explanation:

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