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ques 1: A speaks truth 2 out of 3 times and B 4 out of 5 times; they agree in assertion that from a bag containing 6 balls of different colors a red ball has been drawn. find the probability that statement is true.
ques 2:A and b are two weak students and their chance of solving the problem correctly are 1/8 and 1/12 respectively. if their probability of making a common mistake is 1/1001 and they obtain same answer find the chance that their answer is correct.
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