Which letter cluster will replace the question mark (?) to complete the given series?
abCD, fgHI, ?, stUV, abCD
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. lmNO.
The series follows this pattern:
a + 5 = f, f + 6 = l, l + 7 = s, s + 8 = a
b + 5 = g, g + 6 = m, m + 7 = t, t + 8 = b
C + 5 = H, H + 6 = N, N + 7 = U. U + 8 = C
D + 5 = I, I + 6 = O, O + 7 = V, V + 8 = D