SSC CHSL 2020 PYQ — Question 91

SSC CHSL - 18th October 2020 - Shift 1 • Reasoning • Q91

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

ab_ _ _cba_ _ _dd_ _ _abcd_ _baa_ _ _ _cba

Show answer & explanation

Correct answer: C

Explanation

The correct answer is option 3 i.e cddabccbadcbcdd.

Understanding Application

The sequence is – abcddcba 

ab_ _ _cba_ _ _dd_ _ _abcd_ _baa_ _ _ _cba

We need to fill it with the help of options and then check the pattern.

The complete series is as follows:

abcddcba/abcddcba/abcdd cba/abcddcba

Hence, cddabccbadcbcdd will be in blank spaces.