Two terms have been put within brackets in the following series. Mark your answer based on their correctness:
$4, 6, 40, (2), 16, (14), 22$

Fill in the blank space for the given series with the correct alternative.
$5, 17, 37, 65, (\ldots), 145$

These questions are based on the following arrangement. Study it carefully and answer the questions.
$8, H, \%, 3, 7, T, A, 4, \#, 6, B, I, @, R, 1, Q, \star, L, E, 2, K, \,U,5,9$
Four of the following five are alike in a certain way on the basis of their positions in the above arrangement and so form a group. Which is the one that does not belong to the group?

These questions are based on the following arrangement. Study it carefully and answer the questions.

$J ,\star, R, 3, P,L ,2 ,\# ,I,N, 7, O,C, @ ,K, 5, D, =, M, \$, 6, B, > ,A ,Q ,4$

If the above arrangement is written in reverse order, which element will be eleventh to the left of sixteenth from the left?

Fill in the blank space for the given series with the correct alternative.
$90, 180, 12, 50, 100, 200, (\ldots), 3, 50, 4, 25, 2, 6, 30, 3$

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