Bar Charts - General Aptitude

Q1:

What is the percentage increase in the number of students in 2002 over 2000 ?

A 30 %

B 17.64 %

C 117.6 %

D 85 %

ANS:B - 17.64 %

Total percentage increase in the number of students in 2002 over 2000 is = (30 x 100)/170 = 17.64 %