Coded Inequality Problems


Inequality - Concepts
Class - RRB Technician Grade I Signal Subjects
 
 
Concept Explanation
 

Coded Inequality Problems

Type - III Coded Inequality Problems:

In these type of problems the inequalities are given in the coded form that is the symbols have been coded. The candidate has to analyses the inequality after decoding the relation.

Illustration: In the following statement all symbols of inequality are  coded in symbol form.

P $ Q means P is greater or equal to Q.

P @ Q means p is less than or equal to Q.

P copyright Q means P is equal to Q.

P * Q means P is greater than Q.

P # Q means P is less than Q.

Statement :

A$B, B*C, CcopyrightD

 Conclusion :

  I. A * D 

  II. B $ D

A. Only conclusion I follows                    B. Only Conclusion II follows             C. Both Conclusions I and II follows               D. No conclusion follows

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Sample Questions
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Question : 1

In the following statement all symbols of inequality are  coded in symbol form.

P $ Q means P is greater or equal to Q.

P @ Q means p is less than or equal to Q.

P © Q means P is equal to Q.

P * Q means P is greater than Q.

P # Q means P is less than Q.

Statement :

E © F, F * G, G $ H

 Conclusion :

  I. E © H

  II. E * H
 

Right Option : B
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Explanation
Question : 2

Directions: Study the following information carefully and answer the questions given below:

‘A @ B’ means ‘A is neither greater than nor smaller than B.’
          
‘A % B’ means ‘A is not greater than B.’

‘A # B’ means ‘A is neither smaller than nor equal to B.’

‘A © B’ means ‘A is not smaller than B.’

‘A δ B’ means ‘A is neither greater than nor equal to B.’

Statements :        J # K, K @ P, P δ R

Which of the following conclusion is true ?

Right Option : B
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Explanation
Question : 3

Directions: Study the following information carefully and answer the questions given below:

‘A @ B’ means ‘A is neither greater than nor smaller than B.’
          
‘A % B’ means ‘A is not greater than B.’

‘A # B’ means ‘A is neither smaller than nor equal to B.’

‘A © B’ means ‘A is not smaller than B.’

‘A δ B’ means ‘A is neither greater than nor equal to B.’

Statements :       

P # Q,  Q @ R, R % S, S δ  T, T © U

Conclusions :         

I. R δ T    

II.  U # R

Right Option : C
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Explanation
 
 
 


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