My sister knows everything but I'm sorry she is at work
Answer:
Step-by-step explanation:
Formula for conditional probability:

Given: n (donuts) = 140
n(donuts and cinnamon rolls) = 80
Now, the probability that they order cinnamon rolls given that we = know a person orders donuts will be :

Required probability= 
Answer:
The answer is D. The federal Reserve is the central banking system of U.S.A
Answer:
1 solution
Step-by-step explanation:
y=16, r=-21/2
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