(solution) In the year 1900, in the country Acirema, there were 100 Lawyers

(solution) In the year 1900, in the country Acirema, there were 100 Lawyers

In the year 1900, in the country Acirema, there were 100 Lawyers and 4 million people. Every 10 years, the number of Lawyers doubles, and the population increases by 2 million. Let t be the number of years after 1900. Thus t=3 corresponds to 1903. Find the equation involving t whose solution tells you in which year 20 percent of the population are Lawyers. DO NOT SOLVE OR BEGIN TO SOLVE THIS EQUATION