Mathematics, 25.06.2021 19:20, cocoabean1981

In a survey of a group of people, it was found that 70percent of the people like folks song's,60percent liked modern songs and 4000 people liked both of them .if 10 percent like none of them ,then draw a venn diagram
find total number of people in survey
find the number of people who like folk song only

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In a survey of a group of people, it was found that 70percent of the people like folks song's,60perc...