Manoj and Sachin are ranked seventh and eleventh respectively from the top in a class of 31 students. What will be their respective ranks from the bottom in the class ?

A. 20th and 24th
B. 24th and 20th
C. 25th and 21st
D. 26th and 22nd
E. None of these
Answer: C . 25th and 21st

Justification: Number of students behind Manoj in rank = (31 - 7) = 24. So, Manoj is 25th from the bottom. Number of students behind Sachin in rank = (31 - 11) = 20. So, Sachin is 21st from the bottom.