PUNE MCA Exam 2014 Question Paper with answers for online practice

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Question : 29 of 58
 
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A students appears for test I, II and III. The students is successful if he passes either in tests I and II or
tests I and III . The probability of the students passing in tests I, II and III are p, q and 1/2 respectively.
If the probability that students is successful is 1/2 then
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