In following alphabet series , one term missing as shown by question mark . Choose missing term from options. - R, M, ?, F, D, ?

E. I, C

In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. - 1, 6, 13, 22, 33,

C. 46

In following alphabet series , one term missing as shown by question mark . Choose missing term from options. - Z, U, Q, ?, L

D. N

In following questions, one term in number series is incorrect. - Find out the incorrect number 11, 2, 21, 3, 32, 4, 41, 5, 51, 6

C. 32

In following questions, one term in number series is incorrect. - Find out the incorrect number 5, 10, 17, 24, 37

C. 24