Number of students (in thousand) in two different universities in six different years What is the sum of the number of students in university I in the year 2007 and the number of students in university II in the year 2011 together?
A) 50000
B) 55000
C) 45000
D) 57000
E) 40000
Correct Answer: E
$ \therefore $ Required sum $ =10000+30000=40000 $