WBCS Mains 2020 Official Paper-VI

Direction: Study the following alphabetical sequence and answer the question based on it.
$$\text{G A G H U T A A K H G A O Y Y D K K V R A B I C D D C R F F A H A H A I H}$$

The difference between the number of consonants and the number of vowels in the above series is:

Study the following table and answer the question based on it:
Number of Candidates Selected from Five States Over the Years 1997 to 2001:



For which state is the average number of candidates selected over the years the maximum?

In a distribution of students in a town, the total number of graduate students is $27300$ and institute S comprises $21\%$ of them. The total number of post-graduate students is $24700$ and institute S comprises $19\%$ of them. What is the ratio between the number of students studying at post-graduate and graduate levels respectively from institute S?

In a standard geometric configuration consisting of a large master triangle divided by internal intersecting line cevians from two vertices creating a grid of internal bounded elements, what is the maximum number of distinct embedded triangles contained in such a figure?

Complete the analogy:
If words : language, then line : _________