I can't speak to the cactus specifically, but any sphere has a surface area of

and a volume of

, so the area-to-volume ratio wold be


Where <em>r</em> is the radius of the sphere.
Answer:
I put a pic, i hope ill help :)
Answer:
2.75
Step-by-step explanation:
55-11(4)=2.75
2.75+11=13.75
13.75x4=55
8 in each of the first four boxes and 9 in each of the second four boxes
Answer:
1/3
Step-by-step explanation:
There are 6 faces on a number cube.
We know that 2 of those faces are greater than 4.
So,
2 out of 6 faces=2/6=1/3