The given pie charts show the distribution of students of graduate and postgraduate levels in five different institutes, P, Q, R, S and T, in a town. Study the pie charts and answer the question that follows.
(i) Total number of students of graduate level in five different institutes = 12400

(ii) Total number of students of postgraduate level in five different institutes = 8000

The total number of graduate and post graduate level students in institute Q is: