In a class Seema is 10th from the top and Bablee is 20th from the bottom. Raju is 11 ranks below Seema and 21 ranks above Bablee. How many students are in the class if list includes all the students of the class?
1) 60
2) 61
3) 62
4) Data inadequate
5) None of these

Explanation

2, 61