Question : Directions: In the following question, which set of letters when sequentially placed in the gaps in the given letter series shall complete it?
P_P_RPQ_S_Q_ST
Option 1: QRQPR
Option 2: QQRPR
Option 3: PQPRR
Option 4: PRQRQ
Correct Answer: QQRPR
Solution :
Given:
P_P_RPQ_S_Q_ST
Divide the series – P_
/
P_R
/
PQ_S
/
_Q_ST
Let's check each option –
First option:
QRQPR;
P
Q
/ P
R
R / PQ
Q
S /
P
Q
R
ST
(No repeated pattern found.)
Second option:
QQRPR;
P
Q
/ P
Q
R / PQ
R
S /
P
Q
R
ST ( PQ is repeated in every part of this series and one letter is added at every step.)
Third option:
PQPRR;
P
P
/ P
Q
R / PQ
P
S /
R
Q
R
ST
(No repeated pattern found.)
Fourth option:
PRQRQ;
P
P
/ P
R
R / PQ
Q
S /
R
Q
Q
ST
(No repeated pattern found.)
So, the series becomes→PQPQRPQRSPQRST. Hence, the second option is correct.
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