Let the number be x
The sum of 2 equal numbers is simply x+x or 2x.
we know that
For a spherical planet of radius r, the volume V and the surface area SA is equal to

The
ratio of these two quantities may be written as

we know


therefore
the answer is

It would be 6 times larger for the area of the flag than the copy
Okay what you need I’ll help you with whatever
I think it’s either C or D