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KEAM 2019 Math Paper

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Question : 77

Total: 121

A class consists of 80 students, 25 of them are girls and 55 are boys. If 10 of them are rich and rest poor and also 20 are intelligent, probability of choosing poor not intelligent boy is

‌
231
512
‌
221
512
‌
81
512
‌
63
512
None of these

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