Navin ranked $$19^{th}$$​ from the bottom and $$18^{th}$$​ from the top in his class. How many students are there in his class?

Pranay ranked 14th from the top and 44th from the bottom in his class. How many students are there in his class?

Nikhil ranked 18th from the top and 36th from the bottom in his class. How many students are there in his class?

Niku ranked 24th from the top and 13th from the bottom in his class. How many students are there in his class?

Shikhar ranked 38th from the top and 24th from the bottom in his class. How many students are there in his class?

In a row of 49 students facing north, Ankur is 19th from the right end. If Tinu is 11th to the left of Ankur, what is Tinu's position from the left end of the line?

Prashant ranked 11th from the bottom and 23th from the top in his class. How many students are there in his class?

In a class of 45 students, the rank of Ayush is 15 from the top, then rank of Ayush from the bottom is: