Question 1

# Select the letter will replace the question mark (?) in the following series.C, B, B, C, Z, E, W, H, S, ?, N

Solution

There are 2 series,
1st - C, B, Z, W, S, N
2nd - B, C, E, H, ?
2nd series follows pattern as,
B + 1 = C
C + 2 = E
E + 3 = H
H + 4 = L
$$\therefore$$ The correct answer is option A.