In the following question, various terms of an alphanumerical series are given with one or more terms missing as shown by (?).Choose the missing terms out of the given alternatives. 2Z5, 7Y7, 14X9, 23W11, 34V13, ?
Answer: A) 47U15
The first numbers increase by 5, 7, 9, 11.... The letters move one step backward. The last numbers are consecutive odd numbers.