In a survey of newspaper readers, 500 people were interviewed, 120 of them read no paper at all. Of the readers, 202 read Daily Times, 161 read the Guardian, 140 read the Punch. Each of the readers read at least one of the three papers. If 84 read the Daily Times and the Guardian, 72 read the Daily Times and the Punch, and 65 read the Guardian and the Punch. How many read: (i) all the three papers (ii) exactly two of the papers (iii) exactly one of the papers (iv) Punch alone.?
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Asked by Cordeltam on 4th July, 2021
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