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Division A and B in a school have 20 students each. One student is to be selected from each division. What is the probability that Rahul in division .A will be selected, if 2 students are selected out of 40 students ? |
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Answer» The ANSWER is (C(1,1) × C(20,1) ) /(C(20,1) ×C(20,1)) = 1/20 |
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