Four youngmen Raj, Prem, Ved and Ashok are friendly with four girls Sushma, Kushum, Vimla and Poonam.
Sushma and Vimla are friends.
Ved's girl friend does not like Sushma and Vimla.
Kusum does not care for Ved.
Prem's girl friend is friendly with Sushma. Sushma does not like Raj.
(i) Kailash, Godvind and Harinder are intelligent.
(ii) Kailash, Rajesh and Jitendra are hard-working.
(iii) Rajesh,Harinder and Jitendra are honest.
(iv) Kailash, Govind and Jitendra are ambitious. Which of the followining persons is neither hard-working nor ambitious ?
Answer: B
We may prepare a table as under :
|
|
Intelligent |
Hard-working |
Honest |
Ambitious |
|
Kailash |
X |
X |
|
X |
|
Govind |
X |
|
|
X |
|
Harinder |
X |
|
X |
|
|
Rajesh |
|
X |
X |
|
|
Jitendra |
|
X |
X |
X |
Govind is ambitious but neither honest nor hard-working.
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In a cricket season, India defeated Australia twice,
West Indies defeated India twice,
Australia defeated West Indies twice,
India defeated New Zealand twice and
West Indies defeated New Zealand twice. Which country has lost most number of times ?
Answer: C
Answer: C . New Zealand
Justification:
Australia was defeated twice by India.
India was defeated twice by West Indies.
West Indies was defeated twice by Australia.
New Zealand was defeated twice by India and twice by West Indies i.e. 4 times in all.
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Six students A, B, C, D, E and F are sitting in the field.
A and B are from Delhi while the rest are from Bangalore.
D and F are tall while others are short.
A, C and D are girls while others are boys. Which is the tall girl from Bangalore ?
Answer: B
Justification:
|
|
Delhi |
Bangalore |
Tall |
Short |
Girls |
Boys |
|
A |
X |
|
|
X |
X |
|
|
B |
X |
|
|
X |
|
X |
|
C |
|
X |
|
X |
X |
|
|
D |
|
X |
X |
|
X |
|
|
E |
|
X |
|
X |
|
X |
|
F |
|
X |
X |
|
|
X |
Clealry, D is the tall girl from Bangalore.
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On a shelf are placed six volumes side-by-side labelled A, B, C, D, E and F.
B, C, E, F have green covers while others have yellow covers.
A, D, B are new volumes while the rest are old volumes.
A, C, B are law reports while the rest are medical extracts. Which two volumes are old medical extracts and have green covers ?
Answer: D
Answer: D . E, F
Justification:
|
|
Green Cover |
Yellow Cover |
New Volume |
Old Volume |
Law Reports |
Medical Extracts |
|
A |
|
X |
X |
|
X |
|
|
B |
X |
|
X |
|
X |
|
|
C |
X |
|
|
X |
X |
|
|
D |
|
X |
X |
|
|
X |
|
E |
X |
|
|
X |
|
X |
|
F |
X |
|
|
X |
|
X |
Clearly, E and F are old volumes which have green covers and are medical extracts.
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In a school, there were five teachers.
A and B were teaching Hindi and English.
C and D were teaching English and Geography.
D and A were teaching Mathematics and Hindi
E and B were teaching History and French.
Who among the teachers was teaching maximum number of subjects ?
Answer: B
Above information can be analysed as below:
|
|
English |
Hindi |
Mathmatics |
Geography |
History |
French |
|
A |
X |
X |
X |
|
|
|
|
B |
X |
X |
|
|
X |
X |
|
C |
X |
|
|
X |
|
|
|
D |
|
X |
X |
|
|
|
|
E |
|
|
|
|
X |
X |
Hence, B teaches maximum no. of subjects , i.e 4
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Which of the following pairs was teaching both Geography and Hindi ?
Answer: E
Above information can be analysed as below:
|
|
English |
Hindi |
Mathmatics |
Geography |
History |
French |
|
A |
X |
X |
X |
|
|
|
|
B |
X |
X |
|
|
X |
X |
|
C |
X |
|
|
X |
|
|
|
D |
|
X |
X |
|
|
|
|
E |
|
|
|
|
X |
X |
Hence, only B teaches Hindi and Geography
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More than two teachers were teaching which subject ?
Answer: B
Above information can be analysed as below:
|
|
English |
Hindi |
Mathmatics |
Geography |
History |
French |
|
A |
X |
X |
X |
|
|
|
|
B |
X |
X |
|
|
X |
X |
|
C |
X |
|
|
X |
|
|
|
D |
|
X |
X |
|
|
|
|
E |
|
|
|
|
X |
X |
Hence, three teachers were teaching Hindi , i.e A,B,C
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D, B and A were teaching which of the following subjects ?
Answer: C
Above information can be analysed as below:
|
|
English |
Hindi |
Mathmatics |
Geography |
History |
French |
|
A |
X |
X |
X |
|
|
|
|
B |
X |
X |
|
|
X |
X |
|
C |
X |
|
|
X |
|
|
|
D |
|
X |
X |
|
|
|
|
E |
|
|
|
|
X |
X |
Hence,D,B and A were teaching Hindi
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Who among the teachers was teaching less than two subjects ?
Answer: E
Above information can be analysed as below:
|
|
English |
Hindi |
Mathmatics |
Geography |
History |
French |
|
A |
X |
X |
X |
|
|
|
|
B |
X |
X |
|
|
X |
X |
|
C |
X |
|
|
X |
|
|
|
D |
|
X |
X |
|
|
|
|
E |
|
|
|
|
X |
X |
Hence, none of the teacher was teaching less than 2 subjects.
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Six students A, B, C, D, E and F are sitting in the field. A and B are form Nehru House while the rest belong to Ghandhi House. D and F are tall while the others are short. A, C and D are wearing glasses while the others are not. Which tall student of Gandhi House is not wearing glasses ?
Answer: D
We may prepare a table as under :
|
|
Nehru House |
Ghandi House |
Tall |
Short |
Glasses |
No glasses |
|
A |
X |
|
|
X |
X |
|
|
B |
X |
|
|
X |
|
X |
|
C |
|
X |
|
|
X |
|
|
D |
|
X |
X |
|
X |
|
|
E |
|
X |
|
X |
|
X |
|
F |
|
X |
X |
|
|
X |
F belongs to Gandhi House, is tall and is not wearing glasses.
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