Mathematics, 11.11.2019 23:31 tanyiawilliams7490

In a survey out of 100 patients who reported at a clinic. it was found that 70 complained of fever, 50 had stomach ache, and 30 had injuries. all the 100 patients had at least one complain, 44 had exactly two of the complain. how many patients had all the three complain?

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