Following questions are based on the five three-digit numbers given.
$513, 248, 371, 634, 167$
Which of the following is the last digit of the middle number when they are arranged in ascending order?

Study the following arrangement carefully and answer the question given below:
$B, 2, I, J, K, 4, 3, H, 5, E, R, P, 6, N, A, 9, W, 8, T, U, 1, V, D, 7, F$
How many such numbers are there in the above arrangement,each of which is immediately preceded by a vowel and immediately followed by a consonant?

Choose the correct alternative answer

$a...bbbc...aab....cca....bbcc$

These questions are based on the following letter/number/symbol arrangement. Study it carefully and answer the questions that follow.

$5, D,H,E, \star, 7,9, \$ ,F,I ,6 ,R ,\% ,L ,1 ,A,J, 3, B, \# ,4 ,@ ,K,P ,8, U,M, 2$

Which element will be fifth to the right of ninth from the right end if all the numbers are removed from the above arrangement?

Find the missing letters for the given series from the given alternatives:
$acc....bc....a....ccbbcc.....$

Study the following arrangement carefully and answer the questions given below:

$7, R,E,T ,4 ,A ,9 ,\% ,D,F, 1, U, \# ,B ,@ ,8 ,H,I ,$©$, W,M, \star, 3,2 ,V ,\$ ,5 ,N,P,6, Q$

Four of the following five are alike in a certain way based on their position in the above arrangement and so form a group.

Which is the one that does not belong to the group?