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

This is pretty much asking "what squared it 0.09". The answer is 0.3, as 0.3 to the power of 2 is 0.09
The perpendicular line to x-6y=2, and passing through (2, 4) is y=-6x+16
Answer:
there is an additional oxygen in the product