In a certain code language, 'bike roads highways cars' is written as 'od lk sk jk', 'jeep scooter highways bus' is written as 'mj jk dn ho', 'bus cycle link express' is written as 'gt fa mj lk', and 'express ways without toll' is written as 'sk mn ho gt'. What is the code fo r 'bus' in th at language?

Each vowel in the word JUMBLED is changed to the letter immediately following it in the English alphabetical order and each consonant is changed to the letter immediately preceding it in the English alphabetical order. How many vowels are there in the group of letters thus formed?

Each vowel in the word VARIETY is changed to the letter immediately following it in the English alphabetical order, and each consonant is changed to the letter immediately preceding it in the English alphabetical order. Which of the following letters will be second from the left in the newly formed word?