Question: 5) When does the model L=0.25y+57 predict the population will first have a life expectancy of 75 years at birth? In what year will this

5) When does the model L=0.25y+57 predict the population will first have a life expectancy of 75 years at birth? In what year will this group begin collecting Social Security if the retirement age is raised to 75? It predicts as the year this population will first have a life expectancy of 75 years at birth

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