The following graph shows that more and more people in a certain country are moving from urban areas to the suburbs. In 2000, the percentage of the population living in urban areas was 71 and this percentage decreased by 2.4 each year, on average, in the period 2000 -2010. In 2000, the percentage of the population living in the suburbs was 4 and this percentage increased by 2.4 each year, on average, in the period 2000-2010. Assuming this trend continues, estimate the year in which the percentage of the population living in urban areas will be equal to the percentage living in the suburbs.



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