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The probability that a teacher will give...

The probability that a teacher will give an unannounced test during any class meeting is 1/5. If a student is absent twice , then the probability that the students will miss at least one test is

A

`4//5`

B

`2//5`

C

`1//5`

D

`9//25`

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1C
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