If a meaningful English word has to be formed using the 1st, 3rd, 5th, and 8th letters of the word 'SOUVENIR' (each letter to be used once only), then how many such words can be formed?

Which of the following words can be formed using the letters of the word 'ABRACADABRA' without repeating any letter more times than it appears in the original word?

Find the meaningful word that can be formed using the letters 'G', 'I', 'N', 'E', 'A', 'R', 'T' exactly once.