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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Page 19 of 23
Question #361
A is the father of B. C is the daughter of B. D is the brother of B. E is the son of D. How is E related to A?
A. Son
B. Grandson
C. Nephew
D. Granddaughter

Correct Answer: Option B


Explanation:
E is son of D, D is son of A, so E is grandson of A.

This question belongs to: Reasoning Logical Reasoning
Question #362
If 15th August 2008 was a Friday, what day of the week was 15th August 2009?
A. Saturday
B. Sunday
C. Monday
D. Friday

Correct Answer: Option A


Explanation:
2008 leap but from Aug 15 2008 to Aug 15 2009 does not include Feb 29, so +1 day. Friday +1 = Saturday.

This question belongs to: Reasoning Logical Reasoning
Question #363
In a certain code, '256' means 'red is colour', '589' means 'colour is beautiful', '245' means 'red and white'. Which digit stands for 'is'?
A. 5
B. 8
C. 2
D. 6

Correct Answer: Option A


Explanation:
'colour' first two =5? 'is' common first two =5, 'red' first and third =2, 'colour' =5 or 6/8/9.

This question belongs to: Reasoning Logical Reasoning
Question #364
Find the odd one out: 1, 8, 27, 64, 125, 216, 343, 512, 729, 1000
A. 64
B. 216
C. None of these
D. 512

Correct Answer: Option C


Explanation:
All perfect cubes from 1³ to 10³. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #365
A person starts walking towards North. After walking 5 km he turns left and walks 3 km. Then he turns left and walks 5 km. In which direction is he from the starting point?
A. West
B. North
C. South
D. East

Correct Answer: Option A


Explanation:
North 5, left West 3, left South 5. Net West 3 km.

This question belongs to: Reasoning Logical Reasoning
Question #366
Statements: All birds are animals. Some animals are wild. Conclusions: I. Some birds are wild. II. Some wild are animals.
A. Both follow
B. Only I follows
C. Only II follows
D. Neither follows

Correct Answer: Option C


Explanation:
Some animals wild means some wild are animals. No definite birds and wild.

This question belongs to: Reasoning Logical Reasoning
Question #367
If the word 'COMPUTER' is arranged in alphabetical order, which letter will be the middle letter?
A. T
B. P
C. O
D. M

Correct Answer: Option C


Explanation:
COMPUTER sorted: C E M O P R T U. 8 letters, middle between O and P. Commonly O.

This question belongs to: Reasoning Logical Reasoning
Question #368
B is the mother of A. A is the sister of C. C is the father of D. How is B related to D?
A. Grandmother
B. Sister
C. Aunt
D. Mother

Correct Answer: Option A


Explanation:
B mother of A and C, C father of D, so B is grandmother of D.

This question belongs to: Reasoning Logical Reasoning
Question #369
If 1st January 2010 was a Friday, what day of the week was 1st January 2011?
A. Saturday
B. Sunday
C. Friday
D. Monday

Correct Answer: Option A


Explanation:
2010 non-leap, +1 day. Friday +1 = Saturday.

This question belongs to: Reasoning Logical Reasoning
Question #370
In a certain code language, '134' means 'good and tasty', '478' means 'see good pictures', '729' means 'pictures are faint'. Which digit stands for 'good'?
A. 4
B. 1
C. 3
D. 7

Correct Answer: Option A


Explanation:
'good' common first two =4. 'pictures' second and third =7.

This question belongs to: Reasoning Logical Reasoning
Question #371
Find the odd one: 6, 12, 18, 24, 30, 36, 42, 48, 52
A. 48
B. 36
C. 42
D. 52

Correct Answer: Option D


Explanation:
All others multiples of 6. 52 is not.

This question belongs to: Reasoning Logical Reasoning
Question #372
A man walks 4 km towards East, then turns left and walks 3 km, then turns left and walks 4 km. In which direction is he from the starting point?
A. East
B. West
C. South
D. North

Correct Answer: Option D


Explanation:
East 4, left North 3, left West 4. Net North 3 km.

This question belongs to: Reasoning Logical Reasoning
Question #373
Statements: All flowers are trees. Some trees are herbs. Conclusions: I. Some herbs are flowers. II. Some trees are flowers.
A. Only I follows
B. Both follow
C. Only II follows
D. Neither follows

Correct Answer: Option C


Explanation:
All flowers trees means some trees are flowers. No definite herbs and flowers.

This question belongs to: Reasoning Logical Reasoning
Question #374
If the word 'KEYBOARD' is arranged in alphabetical order, which letter will be the middle letter?
A. D
B. O
C. B
D. E

Correct Answer: Option D


Explanation:
KEYBOARD sorted: A B D E K O R Y. 8 letters, middle between D and E. Commonly E.

This question belongs to: Reasoning Logical Reasoning
Question #375
Find the next term: 3, 8, 18, 38, 78, ?
A. 160
B. 162
C. 158
D. 164

Correct Answer: Option C


Explanation:
3×2+2=8, 8×2+2=18, 18×2+2=38, 38×2+2=78, 78×2+2=158.

This question belongs to: Reasoning Logical Reasoning
Question #376
P is the son of Q. Q is the daughter of R. R is the father of S. How is S related to P?
A. Uncle or Aunt
B. Aunt
C. Uncle
D. Data inadequate

Correct Answer: Option A


Explanation:
R parent of Q and S. Q mother of P. S is sibling of Q, gender unknown, so uncle or aunt of P.

This question belongs to: Reasoning Logical Reasoning
Question #377
If 25th December 2009 was a Friday, what day of the week was 25th December 2010?
A. Monday
B. Sunday
C. Friday
D. Saturday

Correct Answer: Option D


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

This question belongs to: Reasoning Logical Reasoning
Question #378
In a certain code, '256' means 'you are good', '637' means 'we are bad', '358' means 'good and bad'. Which digit stands for 'we'?
A. 5
B. 3
C. 7
D. 6

Correct Answer: Option C


Explanation:
'are' =6, 'good' =5, 'bad' =3, remaining in second 7 = we.

This question belongs to: Reasoning Logical Reasoning
Question #379
Find the odd one out: 15, 25, 35, 45, 55, 65, 75, 85, 95, 105
A. 75
B. 45
C. None of these
D. 25

Correct Answer: Option C


Explanation:
All multiples of 5 ending with 5. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #380
A person walks 6 km towards South, then turns right and walks 4 km, then turns right and walks 6 km. In which direction is he from the starting point?
A. South
B. North
C. West
D. East

Correct Answer: Option C


Explanation:
South 6, right West 4, right North 6. Net West 4 km.

This question belongs to: Reasoning Logical Reasoning