In a survey of a group of people, it was found that 70% of
the people liked folk songs, 60% lik...
Mathematics, 12.03.2020 18:13 rosie81
In a survey of a group of people, it was found that 70% of
the people liked folk songs, 60% liked modern songs, 4000
people liked both of them and 10 % liked none of them the.
Find the total number of people in the
survey.
plz help ..
Answers: 2
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