Answer :
From a total of 400 students ,
120 votes for Lindsey
280 votes for Sharif
then 200 students = 50%
. 100 students= 25%
. 20 students = (50%)/10 = 5%
then 120 students (100+20) belows to 25%+5%= 30%
30% students voted for Lindsey
From a total of 400 students ,
120 votes for Lindsey
280 votes for Sharif
then 200 students = 50%
. 100 students= 25%
. 20 students = (50%)/10 = 5%
then 120 students (100+20) belows to 25%+5%= 30%
30% students voted for Lindsey