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Addition theorems of probability - class-XI

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Multiple Choice

A die is thrown. Let A be the event that the number obtained is greater than 3. Let B be the event that the number obtained is less than 5. Then $\displaystyle P(A \cup B)$ is

  1. $\displaystyle \frac{2}{5}$
  2. $\displaystyle \frac{3}{5}$
  3. 0
  4. 1
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