Enrollment in City College in 1980 was 210 percent of enrollment in 1990. What was the percent increase in the college’s enrollment from 1980 to 1990?
Choose the correct choice from the following
A) - 10%	B) - 16 2/3 %	C) - 52.38%	D) - 25%	E) - 183 1/3%
Assume 100 enrollments present in 1990   210 % of 1990 = enrollments on 1980   enrollments on 1980 = 210   % change = (enrollment in 1990 - enrollment in 1980)*100/(enrollment in 1980)   =(100 - 210) *100 / 210   = -11000 / 210   = - 52.38 %   Ans - - 52.38%
<result>C</result>
Enrollment in City College in 1980 was 210 percent of enrollment in 1990. What was the percent increase in the college’s enrollment from 1980 to 1990?