Answer:
28. -7/3, -3/4, 0.5, 2/3, 1.2
29. -2.5, -1.1, -4/5, 0.8, 9/5
30. -8/5, -1.4, 1/4, 0.6, 0.9
31. -9/4, -0.75, -6/10, 5/3, 2.1
32. -7/2, -2.8, -5/4, 1.3, 4/3
33. -2.4, -2.25, -11/5, 15/10, 1.6
34.
a. 0.55
b. 11/20
35. The box turtle is deeper.
