Find out the wrong term from the given series: $3, 4, 10, 32, 136, 685, 4116$.

Study the following arrangement carefully and answer the questions given below:
$R, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, D, 9, U, 2, Y, V$
If all the numbers in the above arrangement are dropped,which of the following will be the ninth to the left of $D$?

Choose the correct alternative for the missing term in the sequence:
$Z, S, W, O, T, K, Q, G, ?$

What will come in place of the question mark $(?)$ in the following alphabet series?
$XDH, \quad VGJ, \quad TJL, \quad RMN, \quad ?$

Choose the correct alternative to fill in the blanks for the series: $a . c a c b c . . . b a c a . . . b$

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