Question : Directions: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_bbm_amb_m_a_bbm
Option 1: mbabm
Option 2: ambbm
Option 3: mabam
Option 4: abmab
Correct Answer: mabam
Solution :
Given:
_bbm_amb_m_a_bbm
To fill the series we have to divide the series – _ / bb / m / _a / m / b_ / m / _a / _ / bb / m
Let's check the option –
First option:
mbabm;
m
/ bb / m /
b
a / m / b
a
/ m /
b
a /
m
/ bb / m (No repeated pattern has been found.)
Second option:
ambbm;
a
/ bb / m /
m
a / m / b
b
/ m /
b
a /
m
/ bb / m (No repeated pattern has been found.)
Third option:
mabam;
m
/ bb / m /
a
a / m / b
b
/ m /
a
a /
m
/ bb / m (In every alternate part starting from first m is repeated; In every alternate part starting from second bb changes to aa and then aa changes to bb)
Fourth option:
abmab;
a
/ bb / m /
b
a / m / b
m
/ m /
a
a /
b
/ bb / m (No repeated pattern has been found.)
So, the series becomes→mbbmaambbmaambbm. Hence, the third option is correct.
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