If the words in the sentence,"She showed several sample snaps" are rearranged in alphabetical order,which will be the middle word?

How many such pairs of letters are there in the word $PHYSICAL$,each of which has as many letters between them in the word as they have in the English alphabet?

If the first and second letters in the word $DEPRESSION$ were interchanged,also the third and the fourth letters,the fifth and the sixth letters and so on,which of the following would be the seventh letter from the right?

How many pairs of letters are there in the word $HORIZON$ which have as many letters between them in the word as in the English alphabet?

Study the letter series given below and answer the question that follows:
$H, D, Y, S, M, W, N, B, Q, P, O, C, R, T, B, L, Z, V, E, G, U, F$
Which is the only letter that occurs twice?

$A$ 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.
$T, N, D, R, A, E$
$1, 2, 3, 4, 5, 6$