In a market survey, 100 traders sell fruits, 40 sell apples, 46 sell oranges, 50 sell mangoes, 14 sell apples and oranges, 15 sell apples and mangoes and 10 sell the three fruits. Each of the 100 traders sells at least one of the three fruits. a) Represent the information on a Venn diagram. b) Find the number that sells oran- ges and mangoes only.​

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