Note:
Based on the code given in the following table and the rules (1), (2) and (3), answer the questions 56 to 60.

Rules:
(1) In a string of letters if both the first and the last letters are vowels. the code for the vowels are to be interchanged.
(2) If a string of letters contains a single vowel, then that vowel is to be coded as the code of its successor in that string.
(3) In a string of letters if the second letter is a vowel and the fifth letter is consonant, then both should be given the code of that consonant.