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Math·Problem-Solving and Data Analysis·Probability and conditional probability

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At a convention center, there are a total of 325 visitors. Each visitor is located in either room A, room B, or room C. If one of these visitors is selected at random, the probability of selecting a visitor who is located in room A is $0.64$, and the probability of selecting a visitor who is located in room B is $0.32$. How many visitors are located in room C?

A

4

B

13

C

67

D

104