Fill in the blank space for the given series with the correct alternative.
Which of the following will not be a number of the series $1, 8, 27, 64, 125, \ldots$?

Choose the correct alternative answer

$bca.....b....aabc....a...caa$

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

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

Which of the following is the fourth to the left of the twelfth from the left end?

Fill in the blank space for the given series with the correct alternative.
$2, 6, 12, 20, 30, 42, 56, (\ldots)$

Study the following arrangement carefully and answer the question.
$O, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, S, 9, U, 2, Y, X$
Which of the following is exactly in the middle between $A$ and $S$ in the above arrangement?

Choose the correct alternative for the missing term:
$FLP, INS, LPV, ?$