अंग्रेजी वर्णमाला को निम्नलिखित तरीके से पुनर्व्यवस्थित किया जाता है: पहले 6 अक्षरों को विपरीत क्रम में लिखा जाता है, अगले 6 अक्षरों को विपरीत क्रम में लिखा जाता है और इसी तरह आगे भी। अंत में, 'Y' को 'Z' के साथ बदल दिया जाता है। निम्नलिखित में से कौन-सा अक्षर 13वें अक्षर के दाईं ओर चौथा अक्षर होगा?

This question is based on the following words: LAD NOR NEB NOD How many letters are there between the second letter of the second word from the right and the second letter of the second word from the left, counted in English alphabetical order?

This question is based on the following words: RAW MEN AID FAY In each of the words, each vowel is changed to the letter immediately preceding it in the English alphabetical order and each consonant is changed to the letter immediately following it in the English alphabetical order. In how many letter-clusters thus formed will no vowel appear?