Answer:
You can travel 630 miles.
Step-by-step explanation:
317.5 - 160 = 157.5
157.5 / .25 = 630
Answer: D
<u>Step-by-step explanation:</u>
f(x) = 2x g(x) = x² - 1
f(g(x)) = 2(x² - 1)
= 2x² - 2
g(f(x)) = (2x)² - 1
= 4x² - 1
I would say she is 4. i hope this helps