Direction: The following pie charts show the Jistribution of students of graduate and 3ost-graduate levels in seven different institutes M, M P, Q, R, S and Tina town. Distribution of students at graduate and post-graduate levels in seven institutes M, N, P,Q, R, S, and T. Total number of students of graduate level = 27300 Total number of students of post-graduate level = 24700 Note: Pie charts are not drawn to scale. What is the ratio of the number of students studying at post-graduate and graduate levels respectively in institute S?

• A.  \[14:19\]                            
• B.  \[19:14\]            
• C.         \[17:21\]            
• D.         \[19:21\]