Test Index

SSC CGL Model Paper 20

Question : 5 of 100

Marks: +1, -0

Select the odd letters from the given alternatives.

Solution:

Concept:

Convert each letter to its alphabet position and compare the gaps.

Explanation:

Option A:

\mathrm{Z}=26

\mathrm{X}=24

\mathrm{V}=22

; gaps are

26-24=2

and

24-22=2

Option B:

\mathrm{G}=7

\mathrm{D}=4

\mathrm{A}=1

; gaps are

7-4=3

and

4-1=3

Option C:

\mathrm{N}=14

\mathrm{K}=11

\mathrm{H}=8

; gaps are

14-11=3

and

11-8=3

Option D:

\mathrm{U}=21

\mathrm{R}=18

\mathrm{O}=15

; gaps are

21-18=3

and

18-15=3

All options except A have a uniform gap of

3

, so A is the odd one.

Answer:

\mathrm{ZXV}

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