Answer:
The answer to the question provided is 11.
Step-by-step explanation:

[I apologize if the answer to the question provided is inaccurate]
Remember that when you find 30% of the number you have to subtract the 30% from your original $90 because it is 30% off the original price.
Answer:
52.5% probability that A occurs given B occurs
Step-by-step explanation:
Suppose we have two events, A and B, the conditional probability formula is:

In which
P(A|B) is the probability of A happening given that B happened.
is the probability of both A and B happening.
P(B) is the probability of B happening.
In this problem, we have that:

So

52.5% probability that A occurs given B occurs
Answer:
Simplified
Step-by-step explanation:
Examples can be hydrogen, oxygen, gold