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:A
Step-by-step explanation: 6 divided by 420 = 70
Answer:
(they're the same)
Step-by-step explanation:

750*7.9%*8=474 is the account at the end of 8 years. Good luck