Letter Series 2
6) What is the missing letter in the series, U, O, I, _, A?
The series contains vowels in reverse order, U, O, I, E, A. So, the missing letter is E.
7) Which letter should come next in the series F,G,H,J,K,L,M,N,P,_?
The series contains consonants in increasing order, so Q should come next in the series.
8) Find the missing letter in the series, C, G, K, _, S.
C+4, G+4, K+4, O+4, S+4
Therefore, the missing number is (K+4) O.
9) Find the missing pair in the series, EQ, FS, HW, KA, __, TL.
It is a mixed series.
10) Which letter should come next in the series, Q, J, E, B, _?
Q-7, J-5, E-3, B-2, _
In this series, consecutive prime numbers (in decreasing order) are subtracted from each letter. So, the next number is B - 2 = Z.
Letter Series 1