Thursday, July 25, 2013

Reasoning Quiz

Directions: (1 – 5):Decide which of the given two conclusions logically follows from the information given in the statements.
Give answer-
(1) If only conclusion I follows
(2) If only conclusion II follows
(3) If either conclusion I or conclusion II follows
(4) If neither conclusion I nor conclusion II follows
(5) If both conclusion I and II follows

            For (Q 1 – 2)
1.Statements: All pens are books. Some books are pages.
       All pages are papers.
Conclusion:  (I)No paper is pen.
                          (II)At least some pages are pens.

2.Conclusion: (I) All books are papers.
                      (II)Some books are papers

            For (Q 3 – 4)
3.Statements: Some Ds are Gs.   All Gs are Ks.  All Ks are Ls.
  Conclusion:
(I)At least some Ds are Ls.
(II)All Gs are Ls.
4.Conclusion:
(I)At least some Ks are Ds.
(II)All Ds are Ls.

            For (Q 5 – 6)
5.Statements: Some files are folders. All folders are pockets. No pocket is a bag.
  Conclusion:
(I)All pockets are files.
(II)All files are bag.
6.Conclusion:
(I)At least some bags are folders.
(II)All folders are files.

Directions: (7 – 10) In the following questions, the symbols @, $, *, # and & used with the following meaning as illustrated below:
‘P $ Q’ means ‘P is not smaller than Q’
‘P@Q’ means ‘P is neither smaller than nor equal to Q’
‘P # Q’ means ‘P is neither greater than nor equal to Q’
‘P & Q means “p is neither greater than nor smaller than Q’
‘P *Q’ means ‘P is not greater than Q’
Now, in each of the following questions assuming the given statements to be true, find which of the four conclusions I, II, III and IV given below them is/are definitely true and give your answer accordingly.

7.    Statements: N &B, B $ W, W # H, H* M
Conclusions: 
I. M @ W        
II. H@ N
III. W& N             
IV. W # N

(1) Only I is true                
(2) Only III is true
(3) Only IV is true             
(4) Only either III or IV is true
(5) Only either III or IV and I are true

8.    Statements: R * D, D $ J, J # M, M @ K
Conclusions: 
I. K # J        
II.D @ M
III. R # M          
IV. D@ K

(1) None is true                 
(2) Only I is true
(3 Only II is true               
(4) Only III is true       
(5) Only IV is true

9.    Statements: H @ T, T # F, F& E, E * V
Conclusions: 
I. V $ F                  
II. E @ T
III. H @ V              
IV. T # V

(1) Only I, II and III are true
(2) Only I, II and IV are true
(3) Only II, III and IV are true
(4) Only I, III and IV are true
(5) All are true

10.  Statements: D # R, R * K, K @ F, F $ J
Conclusions: 
I. J # R                  
II. J # K
 III. R # F                    
IV. K @ D

(1) Only II and III are true
(2) Only III and IV are true
(3) Only I, III and IV are true
(4) All are true
(5) Only II and IV are true.


Answers:
1
4
6
4
2
2
7
5
3
5
8
1
4
1
9
2
5
4
10
5


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