A. -2 is the correct answer for the rate of change
Answer:
180%
Step-by-step explanation:
A full box shaded in plus 80% of another box is 180%.
Answer:
c) Either A or B or both occur.
Step-by-step explanation:
Suppose that we have two events
Event A
Event B
We have that:

In which a a happens and b does not and
is the probability that aboth events happen
By the same logic, we have that:

The union of events A and B is:

Which includes either one of them or both.
So the correct answer is:
c) Either A or B or both occur.
revenge! hope that helps! thank you for my points back!