100 POINTS please answer! ill give you brainliest but i rlly need help! (the circled ones!)

Hi there! I will try my best to help you. If the answers I give you are wrong, I am so sorry.
Answer:
1. <
2. <
3. >
7. Apricot sulphur, large orange sulphur, white-angled sulfur, great white
9. 8 (with the sign), 7/2 (with the sign), 2
10. pi, 12 (with the sign), 3.5
11. -20, 26 (with the sign), 35 (with the sign), 13.5
12. -5.25, 3/2, 6 (with the sign), 5