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QUESTION
Q
The probability that a marksman will hit a target is given as 1/5. then, his probability of at least one hit in 10...

Solution

The probability of Marksman not hitting the target is = 1 − (1/5) = 4/5The probability that he will not hit the...

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Solution

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Keynote

The probability of an event occuring atleast once is= 1 − (probability of the event not occuring once)

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