Select the option that can replace the question mark (?) in the following series.
NW17, PY19, RA21, TC23, ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. VE25.
Given series: NW17, PY19, RA21, TC23, ?
N + 2 = P; P + 2 = R; R + 2 = T; T + 2 = V
W + 2 = Y; Y + 2 = A; A + 2 = C; C + 2 = E
17 + 2 = 19; 19 + 2 = 21; 21 + 2 = 23; 23 + 2 = 25