Verbal Reasoning - Series Completion

In each of the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.

11. 

_ aa _ ba _ bb _ ab _ aab

A. aaabb
B. babab
C. bbaab
D. bbbaa

Answer: Option C

Explanation:

The series is baab/baab/baab/baab. Thus, the pattern 'baab' is repeated.


12. 

c _ bba _ cab _ ac _ ab _ ac

A. abebe
B. acbcb
C. babec
D. bcacb

Answer: Option B

Explanation:

The series is cabbac/cabbac/cabbac. Thus, the pattern 'cabbac' is repeated.


13. 

ba _ cb _ b _ bab _

A. acbb
B. bacc
C. bcaa
D. cabb

Answer: Option B

Explanation:

The series is babc/babc/babc. Thus, the pattern 'babc' is repeated.


14. 

_ bc _ ca _ aba _ c _ ca

A. abcbb
B. bbbec
C. bacba
D. abbec

Answer: Option A

Explanation:

The series is abc/bca/cab/abc/bca, Thus, the letters change places in a cyclic order.


15. 

ab _ _ baa _ _ ab _

A. aaaaa
B. aabaa
C. aabab
D. baabb

Answer: Option B

Explanation:

The series is aba/aba/aba/aba. Thus, the pattern 'aba' is repeated.