Li’s brother used the work shown to determine that he must grow at most 6 inches to be able to ride the roller coaster. 48 less-than-or-equal-to h + 42. 48 minus 42 less-than-or-equal-to h + 42 minus 42. 6 less-than-or-equal-to h.

Is this correct? Explain.

step-by-step explanation:

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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