Mental Reasoning MCQs with Answers for JKSSB, SSC & Railway

Question #281

One morning, a boy starts walking towards the sun. After some distance he turns right, then turns right, then turns left. In which direction is he now walking?

A. South

B. North

C. East

D. West

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Correct Answer: Option A

Explanation:
In the morning the sun is in the east. East → right(South) → right(West) → left(South). So he is walking south.

This question belongs to: Reasoning Mental Reasoning

Question #282

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A man walks 2 km east, then turns left and walks 3 km, then turns right and walks 2 km, then turns right and walks 3 km. In which direction is he from the starting point?

A. East

B. West

C. North

D. South

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Correct Answer: Option A

Explanation:
He moves east 2 km, north 3 km, east 2 km, then south 3 km. The north-south movements cancel, so he is east of the start.

This question belongs to: Reasoning Mental Reasoning

Question #283

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Neeta walks 4 km towards north, turns right and walks 3 km, then turns right and walks 4 km. How far is she from the starting point?

A. 6 km

B. 4 km

C. 3 km

D. 5 km

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Correct Answer: Option C

Explanation:
North 4 km and later south 4 km cancel. She is 3 km to the east of the starting point.

This question belongs to: Reasoning Mental Reasoning

Question #284

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If South-East becomes North and North-East becomes West, then what will South become?

A. South-West

B. North

C. North-East

D. East

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Correct Answer: Option C

Explanation:
The directions are rotated 225° clockwise. South rotated 225° clockwise becomes North-East.

This question belongs to: Reasoning Mental Reasoning

Question #285

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A man walks 10 m towards east, then turns right and walks 10 m, then turns left and walks 5 m. In which direction is he from the starting point?

A. North-East

B. South-West

C. East

D. South-East

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Correct Answer: Option D

Explanation:
He moves east 10 m, south 10 m, then east 5 m. Final position is east and south of start, i.e. South-East.

This question belongs to: Reasoning Mental Reasoning

Question #286

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Starting from point A, a person walks 10 m west, then turns left and walks 8 m, then turns right and walks 6 m, then turns right and walks 8 m. How far is he from point A?

A. 16 m

B. 18 m

C. 14 m

D. 10 m

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Correct Answer: Option A

Explanation:
He moves west 10 m, south 8 m, west 6 m, north 8 m. South and north cancel, so total westward movement = 10 + 6 = 16 m.

This question belongs to: Reasoning Mental Reasoning

Question #287

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Statements: All pens are pencils. Some pencils are erasers. Conclusions: I. Some pens are erasers. II. All pencils are pens. III. Some erasers are pencils. Which conclusion follows?

A. Both I and II

B. Only III

C. None

D. Only I

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Correct Answer: Option B

Explanation:
From 'Some pencils are erasers' we can convert it to 'Some erasers are pencils'. Conclusion I does not follow because pens may be among pencils that are not erasers.

This question belongs to: Reasoning Mental Reasoning

Question #288

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Statements: All cats are animals. All animals are living things. Conclusions: I. All cats are living things. II. Some living things are cats. III. All living things are cats. Which conclusions follow?

A. All

B. Only I

C. Only I and II

D. Only II and III

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Correct Answer: Option C

Explanation:
Since all cats are animals and all animals are living things, all cats are living things. Also, some living things are cats follows. Conclusion III is invalid.

This question belongs to: Reasoning Mental Reasoning

Question #289

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Statements: Some boys are students. All students are readers. Conclusions: I. Some readers are boys. II. Some boys are not readers. III. All boys are readers. Which conclusion follows?

A. None

B. Only II

C. Only III

D. Only I

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Correct Answer: Option D

Explanation:
Some boys are students and all students are readers, so those boys are readers. Hence some readers are boys follows.

This question belongs to: Reasoning Mental Reasoning

Question #290

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Statements: No fruit is a vegetable. All mangoes are fruits. Conclusions: I. No mango is a vegetable. II. Some vegetables are mangoes. III. Some fruits are mangoes. Which conclusions follow?

A. Only I

B. Only I and III

C. All

D. Only II and III

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Correct Answer: Option B

Explanation:
Mangoes are fruits and no fruit is a vegetable, so no mango is a vegetable. Also, since all mangoes are fruits, some fruits are mangoes follows.

This question belongs to: Reasoning Mental Reasoning

Question #291

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Statements: All roses are flowers. Some flowers fade quickly. Conclusions: I. Some roses fade quickly. II. All flowers are roses. III. Some flowers are roses. Which conclusion follows?

A. Only I

B. Only III

C. Only II

D. None

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Correct Answer: Option B

Explanation:
Since all roses are flowers, some flowers are roses follows. We cannot infer that roses are among the flowers that fade quickly.

This question belongs to: Reasoning Mental Reasoning

Question #292

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Statements: All engineers are graduates. Some graduates are managers. Conclusions: I. Some engineers are managers. II. Some managers are graduates. III. All managers are graduates. Which conclusion follows?

A. Only I and II

B. Only III

C. None

D. Only II

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Correct Answer: Option D

Explanation:
From 'Some graduates are managers' we can convert it to 'Some managers are graduates'. Engineers may not be among those graduate managers.

This question belongs to: Reasoning Mental Reasoning

Question #293

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Statements: Some cups are plates. No plate is a spoon. All spoons are bowls. Conclusions: I. Some cups are not spoons. II. No cup is a spoon. III. Some bowls are not plates. Which conclusions follow?

A. Only II and III

B. Only I and III

C. Only I

D. None

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Correct Answer: Option B

Explanation:
Cups that are plates cannot be spoons, so some cups are not spoons follows. Some bowls that are spoons are not plates, so III follows. II is too strong.

This question belongs to: Reasoning Mental Reasoning

Question #294

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Statements: All dogs are mammals. No mammal is a bird. Conclusions: I. No dog is a bird. II. Some birds are not dogs. III. All mammals are dogs. Which conclusions follow?

A. Only I and II

B. Only II

C. None

D. Only I

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Correct Answer: Option A

Explanation:
Since all dogs are mammals and no mammal is a bird, no dog is a bird follows. Also, since no dog is a bird, some birds are not dogs follows.

This question belongs to: Reasoning Mental Reasoning

Question #295

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Statements: Some chairs are tables. All tables are wooden. Conclusions: I. Some wooden things are chairs. II. All chairs are wooden. III. Some tables are chairs. Which conclusions follow?

A. Only III

B. Only I and III

C. None

D. Only I

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Correct Answer: Option B

Explanation:
Some chairs are tables and all tables are wooden, so some wooden things are chairs. Also, conversion of 'Some chairs are tables' gives 'Some tables are chairs'.

This question belongs to: Reasoning Mental Reasoning

Question #296

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Statements: All red are blue. Some blue are green. No green is yellow. Conclusions: I. Some red are green. II. Some blue are not yellow. III. All red are green. Which conclusion follows?

A. None

B. Only III

C. Only II

D. Only I and II

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Correct Answer: Option C

Explanation:
Some blue are green and no green is yellow, so those blue items are not yellow. Hence some blue are not yellow follows. I and III cannot be inferred.

This question belongs to: Reasoning Mental Reasoning

Question #297

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In a row of 30 students, Ravi is 7th from the left. What is his position from the right?

A. 25

B. 22

C. 23

D. 24

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Correct Answer: Option D

Explanation:
Position from right = Total - Position from left + 1 = 30 - 7 + 1 = 24.

This question belongs to: Reasoning Mental Reasoning

Question #298

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In a class, Anil is 12th from the top and 18th from the bottom. How many students are there in the class?

A. 31

B. 29

C. 30

D. 28

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Correct Answer: Option B

Explanation:
Total students = Top rank + Bottom rank - 1 = 12 + 18 - 1 = 29.

This question belongs to: Reasoning Mental Reasoning

Question #299

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In a queue, Sita is 8th from the front and 13th from the back. How many persons are in the queue?

A. 19

B. 20

C. 21

D. 22

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Correct Answer: Option B

Explanation:
Total persons = 8 + 13 - 1 = 20.

This question belongs to: Reasoning Mental Reasoning

Question #300

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In a row of boys, A is 5th from the left and B is 8th from the right. If they interchange positions, A becomes 15th from the left. How many boys are in the row?

A. 20

B. 22

C. 23

D. 21

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Correct Answer: Option B

Explanation:
A's new position from left is 15, which is B's original position from left. Total = B's left position + B's right position - 1 = 15 + 8 - 1 = 22.

This question belongs to: Reasoning Mental Reasoning

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