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in 1986, 43% of U.S. adults approved of men and women living together without being married. for the period from 1986 through 2007, the percentage approving of cohabitation increased on average by approzimately 0.6 each year. if this trend continues, by which year will 61% of all american adults approve of cohabitation?

  • math -

    61-43 (Goal % and current %) = 18 %

    18% / 0.6% = 30 years

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