Logical Reasoning MCQs

Reasoning

Logical Reasoning MCQs

Solve Logical Reasoning MCQs with detailed explanations for JKSSB, SSC, Railway, Banking, UPSC and all competitive exams.

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Practice Questions

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Question #381
Statements: All pens are pencils. Some pencils are erasers. Conclusions: I. Some erasers are pens. II. Some pencils are pens.
A. Only I follows
B. Only II follows
C. Neither follows
D. Both follow

Correct Answer: Option B


Explanation:
All pens pencils means some pencils are pens. No definite erasers and pens.

This question belongs to: Reasoning Logical Reasoning
Question #382
If the word 'SCIENTIST' is arranged in alphabetical order, which letter will be the middle letter?
A. N
B. S
C. I
D. T

Correct Answer: Option A


Explanation:
SCIENTIST sorted: C E I I N S S T T. 9 letters, middle 5th is N.

This question belongs to: Reasoning Logical Reasoning
Question #383
Find the next term: 4, 10, 18, 28, 40, ?
A. 52
B. 58
C. 56
D. 54

Correct Answer: Option D


Explanation:
Differences 6,8,10,12,14 → next 40+14=54.

This question belongs to: Reasoning Logical Reasoning
Question #384
M is the brother of N. N is the sister of O. O is the father of P. How is M related to P?
A. Father
B. Aunt
C. Brother
D. Uncle

Correct Answer: Option D


Explanation:
M brother of N and O. O father of P, so M is uncle of P.

This question belongs to: Reasoning Logical Reasoning
Question #385
If 14th November 2009 was a Saturday, what day of the week was 14th November 2010?
A. Sunday
B. Tuesday
C. Monday
D. Saturday

Correct Answer: Option A


Explanation:
2009 non-leap, +1 day. Saturday +1 = Sunday.

This question belongs to: Reasoning Logical Reasoning
Question #386
In a certain code language, '247' means 'spread red carpet', '256' means 'dust one carpet', '234' means 'one red carpet'. Which digit stands for 'spread'?
A. 5
B. 4
C. 2
D. 7

Correct Answer: Option D


Explanation:
'carpet' =2, 'red' =4, 'one' =3, remaining in first 7 = spread.

This question belongs to: Reasoning Logical Reasoning
Question #387
Find the odd one: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110
A. 90
B. 50
C. None of these
D. 70

Correct Answer: Option C


Explanation:
All multiples of 10. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #388
A man walks 5 km towards East, then turns left and walks 2 km, then turns left and walks 5 km. In which direction is he from the starting point?
A. West
B. East
C. South
D. North

Correct Answer: Option D


Explanation:
East 5, left North 2, left West 5. Net North 2 km.

This question belongs to: Reasoning Logical Reasoning
Question #389
Statements: All books are novels. Some novels are stories. Conclusions: I. Some stories are books. II. Some novels are books.
A. Neither follows
B. Only II follows
C. Only I follows
D. Both follow

Correct Answer: Option B


Explanation:
All books novels means some novels are books. No definite stories and books.

This question belongs to: Reasoning Logical Reasoning
Question #390
If the word 'REPUBLICAN' is arranged in alphabetical order, which letter will be the middle letter?
A. C
B. P
C. L
D. I

Correct Answer: Option D


Explanation:
REPUBLICAN sorted: A B C E I L N P R U. 10 letters, middle between I and L. Commonly I.

This question belongs to: Reasoning Logical Reasoning
Question #391
Find the next term: 1, 2, 5, 12, 27, ?
A. 60
B. 64
C. 62
D. 58

Correct Answer: Option D


Explanation:
1×1+1=2, 2×2+1=5, 5×2+2=12, 12×2+3=27, 27×2+4=58.

This question belongs to: Reasoning Logical Reasoning
Question #392
A is the sister of B. B is the brother of C. C is the son of D. How is A related to D?
A. Son
B. Mother
C. Sister
D. Daughter

Correct Answer: Option D


Explanation:
A, B, C children of D. A is daughter of D.

This question belongs to: Reasoning Logical Reasoning
Question #393
If 8th March 2010 was a Monday, what day of the week was 8th March 2011?
A. Tuesday
B. Thursday
C. Wednesday
D. Monday

Correct Answer: Option A


Explanation:
2010 non-leap, +1 day. Monday +1 = Tuesday.

This question belongs to: Reasoning Logical Reasoning
Question #394
In a certain code, '256' means 'red colour chalk', '589' means 'green colour flower', '248' means 'white chalk stick'. Which digit stands for 'colour'?
A. 8
B. 2
C. 9
D. 5

Correct Answer: Option D


Explanation:
'colour' common first two =5. 'chalk' first and third =2.

This question belongs to: Reasoning Logical Reasoning
Question #395
Find the odd one out: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77
A. 63
B. None of these
C. 77
D. 49

Correct Answer: Option B


Explanation:
All multiples of 7. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #396
A person walks 8 km towards North, then turns right and walks 6 km, then turns right and walks 8 km. In which direction is he from the starting point?
A. North
B. West
C. East
D. South

Correct Answer: Option C


Explanation:
North 8, right East 6, right South 8. Net East 6 km.

This question belongs to: Reasoning Logical Reasoning
Question #397
Statements: All men are women. All women are children. Conclusions: I. All men are children. II. Some children are men.
A. Only II follows
B. Neither follows
C. Only I follows
D. Both follow

Correct Answer: Option D


Explanation:
All men women + all women children → all men children. Some children are men follows.

This question belongs to: Reasoning Logical Reasoning
Question #398
If the word 'MATHEMATICS' is arranged in alphabetical order, which letter will be the middle letter?
A. M
B. T
C. H
D. I

Correct Answer: Option A


Explanation:
MATHEMATICS sorted: A A C E H I M M S T T. 11 letters, middle 6th is M.

This question belongs to: Reasoning Logical Reasoning
Question #399
Find the next term: 6, 13, 28, 59, ?
A. 124
B. 128
C. 122
D. 126

Correct Answer: Option C


Explanation:
6×2+1=13, 13×2+2=28, 28×2+3=59, 59×2+4=122.

This question belongs to: Reasoning Logical Reasoning
Question #400
R is the brother of S. S is the daughter of T. T is the sister of U. How is U related to R?
A. Aunt
B. Data inadequate
C. Uncle or Aunt
D. Uncle

Correct Answer: Option C


Explanation:
T parent of R and S. U sibling of T, gender unknown, so uncle or aunt of R.

This question belongs to: Reasoning Logical Reasoning