Answer:
-242
Step-by-step explanation:
I am Cermet
It isn't because, it isn't consistent, and it doesn't follow any of the other answer choices. :)
Petri dish A has 1080000000000000
Petri dish B has 270000000000
Petri dish a is greater by 1.07973E15
Hope that helped :)
White, 7/10= 14/20
It has the largest chance of being selected at random