Need help with this problem
The percentage of women in the 20-24 age group who have never married went from 55% in 1970 to 73% in 2000. Let 1970 be year 0 and 2000 be year 30
a) Find and intercept the slope of the line through the points (0,55) and (30,73) ........ I got this one
b) Find the equation of the line in part (a)
c) What is the meaning of the y-intercept?
d) Use the equation to predict the percentage in 2010.
e) If this trend continues,then in what year will the percentage of women in the 20-24 age group who have never married reach 100%