0) There are 260 persons with a skin disorder.If 150 had been exposed – InterviewSolution

1.	0) There are 260 persons with a skin disorder.If 150 had been exposed to the chemicalA, 74 to the chemical B, and 36 to bothchemicals A and B, find the number ofpersons exposed toi) chemical A but not chemical B,ii) chemical B but not chemical A,iii) chemical A or chemical B.
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