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Continuous Pattern Series
1.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

a_bbc_aab_cca_bbcc

Explanation:

Solution:
The pattern is,
aabbccaabbccaabbcc.
The pattern aabbcc is repeated.

2.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

_ bc _ ca _ aba _ c _ ca

Explanation:

Solution:
The series is,
abc b ca c aba b c b ca.
The letters are changing their place in a cycling order.

3.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

_ ab _ b _ aba _ _ abab.

Explanation:

Solution:
aabab / aabab / aabab.
The pattern is repeated aabab.

4.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

b _ac _ cc _ cb _ ab _ ac

Explanation:

Solution:
The series is,
baac / accb / cbba / baac

5.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

aab _ aa _ bbb _ aaa _ bbba

Explanation:

Solution:
The series is,
aabb / aaabbb / aaaabbbb / a.
Thus letters are repeated twice, then thrice then four times and so on.

6._ bcc _ ac _ aabb _ ab _ cc.

Explanation:

Solution:
The series is,
bbccaa / ccaabb / aabbcc.

The pairs of the letters are moving in cyclic order.

7.b _ ccacca _ ba _ bbc _ bc _ a.

Explanation:

Solution:
The series is,
bbcca / ccaab / aabbc / bbcca.

8.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

gfe _ ig _ eii _ fei _ gf_ ii

Explanation:

Solution:
The series is gfeii/gfeii/gfeii/gfeii. Thus, the pattern 'gfeii' is repeated.

9.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

_ a _ b _ abaa _ bab _ abb

Explanation:

Solution:
The series is baa/bba/baa/bba/baa/bb. Thus, the pattern baa/bba is repeated.

10.Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

abca _ bcaab _ ca _ bbc _ a