Choose the correct option.
The probability that Pankaj passes an exam and Paras fails it is 1/2. The probability
that Paras passes the exam and Pankaj fails it is 1/2. The probability that both
Pankaj and Paras fail the exam is 1/2. The probability that either of them pass the
exam is?
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Answered by
1
Answer:
the question is wrong because if the probability if pankaj passes and paras fails is 1/2 then the probability that both passes must be 1/1
so this is why this question is wrong please correct he question so i may help you
sorry for not being helpful to you
Step-by-step explanation:
Answered by
1
Given; The probability that Pankaj passes an exam and Paras fails it is 1/2. The probability
that Paras passes the exam and Pankaj fails it is 1/2. The probability that both Pankaj and Paras fail the exam is 1/2
To Find; The probability that either of them passes the exam
Solution; Probability that either of them passes exam =probability of a passes exam +probaility of b passes exam-probability of a union b
=1/2+1/2-1/2=1/2
Hence the probability is 1/2
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