<span>the x is supposed to represent the amount of miles driven in that car and the numbers in the paranthesis are supposed to be the price of the car or rental cost</span>
(3.5, 16)
Midpoint Formula is
((x1+x2)/2, (y1+y2)/2)
-16t^2+400=0
16t^2=400
take square root on both sides.

4t=20
t=20/4
t=5
Answer: you are correct the correct answer is A