How many meaningful English words can be formed by using any two letters of the word $GOT$?

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

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

How many meaningful English words can be made with the letters $ARTSE$ using each letter only once in each word?

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 letters of the given alphabet interchange positions,so that $A$ takes the place of $Z$ and $Z$ takes the place of $A$; $B$ takes the place of $Y$ and $Y$ takes the place of $B$ and so on,what will be the thirteenth letter from the right?

Arrange the given words in alphabetical order and choose the one that comes in the second place: