Which of the following groups of alphabets should replace the blank spaces so that the group of alphabets,given in bold,follow a logical pattern from the preceding and the following group of alphabets?
$bw\_\, yza\;\; d stuv \_\, \_opqre$

$A$ group of letters is given which are numbered $1, 2, 3, 4, 5$ and $6$. Below are given four alternatives containing combinations of these numbers. Select the combination of numbers so that the letters arranged accordingly form a meaningful word.
$N, A, E, H, L, D$
$1, 2, 3, 4, 5, 6$

Find which one word cannot be made from the letters of the given word: $REASONABLE$.

Each of the following questions is based on the following alphabet series.
$A, B, C, D, E, F, G, H, I, J, K, L, M$
$N, O, P, Q, R, S, T, U, V, W, X, Y, Z$
If the given alphabet is arranged in reverse order,which letter will be the eighth letter to the left of the seventh letter counting from the right end?

$A$ group of letters is given which are numbered $1, 2, 3, 4, 5$. Below are given four alternatives containing combinations of these numbers. Select the combination of numbers so that the letters arranged accordingly form a meaningful word.
$R, U, S, G, A$
$1, 2, 3, 4, 5$

Number of letters skipped in between adjacent letters in the series is two. Which of the following series observes this rule?