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In a certain city, 5% of all the persons in town have unlisted phone numbers. If you select 100 names at random.........

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In a certain city, 5% of all the persons in town have unlisted phone numbers. If you select 100 names at random from that city's phone directory, how many people selected will have unlisted phone numbers?

posted Aug 24, 2016 by Rahul Chandel

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1 Answer

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Best answer

Nice try :) !!! Those names are listed, hence can be selected. So the answer is 0.

answer Aug 24, 2016 by Tejas Naik



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