Question : Directions: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_b_baaabb_a_ _bb_a_
Option 1: abbaaba
Option 2: ababbaa
Option 3: babaaba
Option 4: baabaab
Correct Answer: abbaaba
Solution :
Given:
_b_baaabb_a_ _bb_a_
To fill the series we have to divide the series – _b_ / baa / abb / _a_ / _bb / _a_
Let's check each option –
First option:
abbaaba;
a
b
b
/ baa / abb /
b
a
a
/
a
bb /
b
a
a
(abb and baa is the alternate repeated pattern in the series)
Second option:
ababbaa;
a
b
b
/ baa / abb /
a
a
b
/
b
bb /
a
a
a
(No repeated pattern has been found)
Third option:
babaaba;
b
b
a
/ baa / abb /
b
a
a
/
a
bb /
b
a
a
(No repeated pattern has been found)
Fourth option:
baabaab;
b
b
a
/ baa / abb /
a
a
b
/
a
bb /
a
a
b
(No repeated pattern has been found)
So, the series becomes→abbbaaabbbaaabbbaa. Hence, the first option is correct.
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