Select the letter-cluster from among the given options that can replace the question mark (?) in the following series:
ACE, BDF, CEG, ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. DFH.
Given series: ACE, BDF, CEG, ?
A + 1 = B, B + 1 = C, C + 1 = D
C + 1 = D, D + 1 = E, E + 1 = F
E + 1 = F, F + 1 = G, G + 1 = H