Bank contains 1 to 20 ticjets two tickets randomm probality of prime
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total outcomes=20
flavourable outcomes that is prime no=2,3,5,7,11,13,17,19=8 outcome
P(e) =8/20
=2/5 answer
flavourable outcomes that is prime no=2,3,5,7,11,13,17,19=8 outcome
P(e) =8/20
=2/5 answer
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