In a certain code, '256' means 'red colour chalk', '589' means 'green colour flower' and '248' means 'white chalk stick'. Which digit in the code means 'chalk'? MCQ with Answer and Explanation

In a certain code, '256' means 'red colour chalk', '589' means 'green colour flower' and '248' means 'white chalk stick'. Which digit in the code means 'chalk'?
A. 2
B. 5
C. 4
D. 6
Answer: Option A
Solution (By JKSSB Mock Tests)
'colour' common first two =5. 'chalk' common first and third =2.

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Practice More Logical Reasoning Questions

Question #1
Find the next number in the series: 7, 13, 25, 49, ?
A. 99
B. 91
C. 97
D. 95

Correct Answer: Option C


Explanation:
Pattern: double and subtract 1. 7×2−1=13; 13×2−1=25; 25×2−1=49; 49×2−1=97.

This question belongs to: Reasoning Logical Reasoning
Question #2
From school, A walks 2 km west, 3 km south, then 2 km east. How far is she from the school?
A. 4 km
B. 2 km
C. 3 km
D. 5 km

Correct Answer: Option C


Explanation:
West 2 and east 2 cancel; net displacement is 3 km south.

This question belongs to: Reasoning Logical Reasoning
Question #3
If 'NIGHT' is coded as 'NJHIU', then 'LIGHT' is coded as ?
A. MJIUV
B. MJHIV
C. MJHJV
D. MJHIU

Correct Answer: Option D


Explanation:
Each letter is shifted one place forward: L→M, I→J, G→H, H→I, T→U = MJHIU.

This question belongs to: Reasoning Logical Reasoning