In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options.

J2Z, K4X, 17V, ?, H16R, M22P

A. I11T
B. L11S
C. L12T
D. L11T
E. L12S
Answer: D . L11T


The first letters in odd numbered terms from series J, I, H and in even numbered terms from the series K, L, M.
The sequence followed by the numbers is + 2, + 3, + 4, + 5, + 6.
The third letter of each term is moved two steps backward to obtain the third letter of the next term.