Unlike bony fish, sharks do not have gas-filled swim bladders for buoyancy. Instead, sharks rely on a large liver filled with oil that contains squalene, and their cartilage, which is about half the normal density of bone.
Answer:

Step-by-step explanation:
the other 3 are perfect squares and have rational answers.

The answer to the question is point slope form
Answer:
9:01
2:36
3:40
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
1. 6x6=36
2. 8+36=44
3. 44/11=4
4. 7x2=14
5. 4+14=18