Q55
Question : Gaurav ranks eighteenth from the top in a class. What is his rank from the last? Statements : I. There are 47 students in the class. II. Jatin who ranks 10th in the same class, ranks 38th from the last.
A.
I alone is sufficient while II alone is not sufficient
B.
II alone is sufficient while I alone is not sufficient
C.
Either I or II is sufficient
AnswerD.
Neither I nor II is sufficient
E.
Both I and II are sufficient
Answer: Option C
Solution
Answer: Option C
Solution:
From I, we conclude that in a class of 47 students, Gaurav ranks 18th from the top and hence 30th from the last.From II, we conclude that there are 9 students above and 37 students below Jatin in rank. Thus, there are (9 + 1 + 37) = 47 students in the class.
So, Gaurav who ranks 18th from the top, is 30th from the last.