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1. |
Suppose box A contains 4 red and 5 blue coins and box B contains 6 red and 3 blue coins. A coin is chosen at random from the box A and placed in box B. Finally, a coin is chosen at random from among those now in box B. What is the probability a blue coin was transferred from box A to box B given that the coin chosen from box B is red? |
A. | 15⁄29 |
B. | 14⁄29 |
C. | 1⁄2 |
D. | 7⁄10 |
Answer» B. 14⁄29 | |