Functions and equations
We have that:

Let's name each side of it with f(x) and g(x):
Then, we have that:

Then, the answer is C
<h2>
Answer: C</h2>
Hey there! :)
70 million = 70,000,000
7 million = 7,000,000
All you have to do is divide
70,000,000 ÷ 7,000,000 = 10
Answer ⇒ 10 times greater
:)