Mathematics, 14.09.2019 10:30 kayyjayy3106
Atest tube contains 25 bacteria, 5 of which are can stay alive for atleast 30 days, 10 of which will die in their second day. 10 of which are already dead.
given that a randomly chosen bacteria for experiment is alive. what is the probability it will still be alive after one week?
(a)1 ⁄ 3(b)2 ⁄3
(c) 1⁄5 (d)4 ⁄5
Answers: 2
= 
= 25,
= 
= 5,
= 
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Atest tube contains 25 bacteria, 5 of which are can stay alive for atleast 30 days, 10 of which will...
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