Question : Directions: In the following question, a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
AN, BO, CP, DQ, ?
Option 1: EG
Option 2: ER
Option 3: EH
Option 4: EF
Correct Answer: ER
Solution :
Given:
AN, BO, CP, DQ, ?
Add 1 to the place value of each letter of the previous term to obtain the next term –
AN→A + 1 = B; N + 1 = O
BO→B + 1 = C; O + 1 = P
CP→C + 1 = D; P + 1 = Q
DQ→D + 1 = E; Q + 1 = R
So, ER is the missing term. Hence, the second option is correct.
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