Step-by-step explanation:

and we have 
so 

we have 
<em>Finally </em>
<em />
<em>I really hope this helps coz it took much time </em>
Answer:
Miles would be the best.
Step-by-step explanation:
Miles are the largest way to measure land, so I would use that.
47/8 is an improper fraction so we need to divide 47 by 8 to get an mixed number.
8 go into 47, 5 times because 5*8 equals 40.
47-40 is 7 that is the left over.
5 7/8 is your mixed number.
Answer:
Exponential
Step-by-step explanation:
Ir's exponential because linear would mean it is increasing by a specific number every year, in which this case does not. Quadratic would mean a vertex form would need to be used, and with the information given , that could not happen.