If each vowel of the word $WEBPAGE$ is substituted with the next letter of the English alphabet,and each consonant is substituted with the letter preceding it,which of the following letters will appear thrice?

How many three-letter meaningful English words can be formed from the letters of the word $NOTE$ that begin with $T$ and without repeating any letter within the word?

In which of the following letter sequences,there is a letter leaving two letters of the alphabet in order,after the letters placed at odd-numbered positions and leaving one letter of the alphabet in order after the letters placed at even-numbered positions?

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

$A$ 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.
$H, N, R, C, A, B$
$1, 2, 3, 4, 5, 6$

Arrange the given words in alphabetical order and choose the one that comes first.