Enrollment in City College in 1980 was 42 percent of enrollment in 1990. What was the percent increase in the college’s enrollment from 1980 to 1990?	Choices:  A) 10%  B) 138.09 %  C) 20%  D) 25%  E) 183 1/3%
Assume 100 enrollments present in 1990   42 % of 1990 = enrollments on 1980   enrollments on 1980 = 42   % change = (enrollment in 1990 - enrollment in 1980)*100/(enrollment in 1980)   =(100 - 42) *100 / 42   = 5800 / 42   = 138.09 %   Ans - 138.09 %
<result>B</result>
Enrollment in City College in 1980 was 42 percent of enrollment in 1990. What was the percent increase in the college’s enrollment from 1980 to 1990?