Study the following alphanumeric sequence carefully and answer the question: 84 LAST 67 CRAB 78 NEWS 89 ROSE 76 UNDO If all the letters attached to an...
Question
Study the following alphanumeric sequence carefully and answer the question:
84 LAST 67 CRAB 78 NEWS 89 ROSE 76 UNDO
If all the letters attached to an odd number are reversed and all the letters attached to an even number are changed to their succeeding letter in the alphabet, how many letters in the resulting sequence appear exactly twice?