Management Aptitude Test 2014 Paper

(c) Percentage of students passed in 2011
= $\frac{120}{140}\times 100$ = 85.7 %
Percentage of students passed in 2012
= $\frac{130}{175}\times 100$ = 74.29 %
Percentage of students passed in 2013
= $\frac{160}{200}\times 100$ = 80 %
∴ Required aggregate percentage
= $\frac{85.71+74.29+80}{3}$ = $\frac{240}{3}$
= 80 %