Basically it’s a proportionality...hope this helps :)
Answer:
In the other polygon which is smaller you just half the size of the larger one like 12 became 5 and 6 became 3 so 14 will also be halved and the answer will be
7
Answer: The horizontal asymptote y = 10 means that the final concentration will always be greater than 10%.
The answer would be 4.5 pounds of salt.
4.5 15
----- = -------
30 100