She would’ve ran 6 miles in an hour.
<u>Answer:</u>
The correct answer option is d. 9.
<u>Step-by-step explanation:</u>
We are given an expression
and we are supposed to simplify it.
We can also write
as
.
We know the power rule
which means that to raise a power to a power you need to multiply the exponents.
So multiplying the exponents to get:

3 gets cancelled by 3 so we are left with:

Therefore, the correct answer option is d. 9.
If you need help the answer is 14 use long division or just subtract all depending on what the numbers are.