b) In a survey, it was found that the ratio of people who drink milk and coffee is 7:3. Out of which 100 drink both, 600 liked milk only and 200 liked none then, i) ii) Represent the information in a Venn-diagram. Find the number of people who participated in the survey. iii) Ratio of people who drink only milk and only coffee. iv) v) By what percent is the number of people who liked none of the drink is more than the number of people who like both drink. Ratio of people who liked milk and who do not like coffee?

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