Answer:
I think it would be 9 miles.
Given:
Consider the below figure attached with this question.
To find:
The value of
.
Solution:
The given functions are:


Now,




We know that,

Adding 3 on both sides, we get


So,
for all values of x.
Hence, the correct option is A.
7/8 because 3/4 = 6/8, and 7/8 is bigger than 6/8
8 * 2 * 10 = 160 * 10 = 1600