96*72=6912
One ton is $72
You have 96 tons
So you take $72 96 times
You have a function

.
Since the range of the function

is
![[-1,1]](https://tex.z-dn.net/?f=%5B-1%2C1%5D)
you have that

.
Answer: The range of given function is [0,3] and the correct choice is C.
D. 10
m<3 = 80 - (10) = 70
m<7 = 90 - (20) = 70
What are the other expressions then I can help