These questions are based on the following set of numbers.
$738, 495, 329, 653, 849$
If $1$ is subtracted from the last digit as well as the first digit and then the second and third digits are interchanged,which number will be the second if arranged in ascending order?

Fill in the blank space for the given series with the correct alternative.
$2, 3, 8, 63, (\ldots)$

Choose the correct alternative to fill in the blanks in the series: $....cb...ca....bacb....ca.....bac...d$

Study the following arrangement carefully and answer the question given below:
$R, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, D, 9, U, 2, Y, V$
Which of the following is the fourth to the right of the tenth from the right end of the above arrangement?

These questions are based on the following set of numbers.
$389, 476, 635, 847, 568$
If in all the numbers the first two digits are interchanged and then the numbers are arranged in ascending order,which number will be the second?

Study the following arrangement carefully and answer the question.
$O, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, S, 9, U, 2, Y, X$
Four of the following five are alike in a certain way based on their positions in the above arrangement and so form a group. Which is the one that does not belong to this group?