Logical Reasoning MCQs

Reasoning

Logical Reasoning MCQs

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

441
Total Questions

Practice Questions

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Question #421
Statements: All students are teachers. Some teachers are professors. Conclusions: I. Some professors are students. II. Some teachers are students.
A. Both follow
B. Only I follows
C. Neither follows
D. Only II follows

Correct Answer: Option D


Explanation:
All students teachers means some teachers are students. No definite professors and students.

This question belongs to: Reasoning Logical Reasoning
Question #422
If the word 'PHILOSOPHY' is arranged in alphabetical order, which letter will be the middle letter?
A. I
B. L
C. O
D. H

Correct Answer: Option B


Explanation:
PHILOSOPHY sorted: H H I L O O P P S Y. 10 letters, middle between L and O. Commonly L.

This question belongs to: Reasoning Logical Reasoning
Question #423
Find the next term: 9, 20, 43, 90, ?
A. 187
B. 191
C. 189
D. 185

Correct Answer: Option D


Explanation:
9×2+2=20, 20×2+3=43, 43×2+4=90, 90×2+5=185.

This question belongs to: Reasoning Logical Reasoning
Question #424
T is the mother of U. U is the sister of V. V is the father of W. How is T related to W?
A. Grandmother
B. Mother
C. Sister
D. Aunt

Correct Answer: Option A


Explanation:
T mother of U and V, V father of W, so T is grandmother of W.

This question belongs to: Reasoning Logical Reasoning
Question #425
If 5th September 2010 was a Sunday, what day of the week was 5th September 2011?
A. Sunday
B. Tuesday
C. Wednesday
D. Monday

Correct Answer: Option D


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

This question belongs to: Reasoning Logical Reasoning
Question #426
In a certain code, '256' means 'you are good', '637' means 'we are bad', '358' means 'good and bad'. Which digit stands for 'you'?
A. 2
B. 6
C. 3
D. 5

Correct Answer: Option A


Explanation:
'are' =6, 'good' =5, remaining in first 2 = you.

This question belongs to: Reasoning Logical Reasoning
Question #427
Find the odd one out: 17, 34, 51, 68, 85, 102, 119, 136
A. 85
B. None of these
C. 51
D. 119

Correct Answer: Option B


Explanation:
All multiples of 17. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #428
A person walks 12 km towards North, then turns left and walks 8 km, then turns left and walks 12 km. In which direction is he from the starting point?
A. North
B. South
C. West
D. East

Correct Answer: Option C


Explanation:
North 12, left West 8, left South 12. Net West 8 km.

This question belongs to: Reasoning Logical Reasoning
Question #429
Statements: All cars are bikes. Some bikes are cycles. Conclusions: I. Some cycles are cars. II. Some bikes are cars.
A. Only II follows
B. Only I follows
C. Both follow
D. Neither follows

Correct Answer: Option A


Explanation:
All cars bikes means some bikes are cars. No definite cycles and cars.

This question belongs to: Reasoning Logical Reasoning
Question #430
If the word 'CHEMISTRY' is arranged in alphabetical order, which letter will be the middle letter?
A. H
B. R
C. I
D. M

Correct Answer: Option D


Explanation:
CHEMISTRY sorted: C E H I M R S T Y. 9 letters, middle 5th is M.

This question belongs to: Reasoning Logical Reasoning
Question #431
Find the next term: 7, 15, 32, 67, ?
A. 138
B. 142
C. 140
D. 144

Correct Answer: Option A


Explanation:
7×2+1=15, 15×2+2=32, 32×2+3=67, 67×2+4=138.

This question belongs to: Reasoning Logical Reasoning
Question #432
X is the father of Y. Y is the sister of Z. Z is the brother of W. How is X related to W?
A. Mother
B. Brother
C. Father
D. Uncle

Correct Answer: Option C


Explanation:
X father of Y, Z, W. X is father of W.

This question belongs to: Reasoning Logical Reasoning
Question #433
If 18th October 2010 was a Monday, what day of the week was 18th October 2011?
A. Monday
B. Wednesday
C. Thursday
D. Tuesday

Correct Answer: Option D


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

This question belongs to: Reasoning Logical Reasoning
Question #434
In a certain code language, '134' means 'good and tasty', '478' means 'see good pictures', '729' means 'pictures are faint'. Which digit stands for 'pictures'?
A. 7
B. 2
C. 4
D. 8

Correct Answer: Option A


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

This question belongs to: Reasoning Logical Reasoning
Question #435
Find the odd one: 19, 38, 57, 76, 95, 114, 133, 152
A. 95
B. 57
C. 133
D. None of these

Correct Answer: Option D


Explanation:
All multiples of 19. No odd one.

This question belongs to: Reasoning Logical Reasoning
Question #436
A man walks 15 km towards South, then turns right and walks 10 km, then turns right and walks 15 km. In which direction is he from the starting point?
A. East
B. South
C. North
D. West

Correct Answer: Option D


Explanation:
South 15, right West 10, right North 15. Net West 10 km.

This question belongs to: Reasoning Logical Reasoning
Question #437
Statements: All apples are fruits. Some fruits are mangoes. Conclusions: I. Some mangoes are apples. II. Some fruits are apples.
A. Both follow
B. Only II follows
C. Neither follows
D. Only I follows

Correct Answer: Option B


Explanation:
All apples fruits means some fruits are apples. No definite mangoes and apples.

This question belongs to: Reasoning Logical Reasoning
Question #438
If the word 'BIOLOGY' is arranged in alphabetical order, which letter will be the middle letter?
A. O
B. G
C. L
D. I

Correct Answer: Option C


Explanation:
BIOLOGY sorted: B G I L O O Y. 7 letters, middle 4th is L.

This question belongs to: Reasoning Logical Reasoning
Question #439
Find the next term: 4, 9, 20, 43, ?
A. 90
B. 96
C. 94
D. 92

Correct Answer: Option A


Explanation:
4×2+1=9, 9×2+2=20, 20×2+3=43, 43×2+4=90.

This question belongs to: Reasoning Logical Reasoning
Question #440
P is the mother of Q. Q is the sister of R. R is the father of S. How is P related to S?
A. Mother
B. Aunt
C. Sister
D. Grandmother

Correct Answer: Option D


Explanation:
P mother of Q and R, R father of S, so P is grandmother of S.

This question belongs to: Reasoning Logical Reasoning