Pie Charts - General Aptitude

Study the following graph carefully and answer the questions given below:

Distribution of candidates who were enrolled for MBA entrance exam and the candidates (out of those enrolled) who passed the exam in different institutes:

Q1:

What is the ratio of candidates passed to the candidates enrolled from institute P?

A 9 : 11

B 14 : 17

C 6 : 11

D 9 : 17

ANS:C - 6 : 11

Required ratio = ( 18% of 5700 ) = ( 18 x 5700 ) = 6 .
22% of 8550 22 x 8550 11