What is the ratio between the number of students studying at post - graduate and graduate levels respectively from institute S?
14:19
17:21
19:14
13:17
Required ratio = (21% of 24700)(14% of 27300) = 1914 = 19:14
What is the ratio between the number of students studying at post - graduate level from institute S and the number of students studying at graduate level from institute Q?