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In a survey of some people, the ratio of people who like milk but not curd and who like
curd but not milk is 6:5. The ratio of people who like both and dislike both is 7:9. If
50% did not like milk and 44 people like only one of them, find the number of people
that participated in the survey by using a Venn-diagram.
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ahhhhhh! I hate maths
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