Mental Reasoning MCQs with Answers for JKSSB, SSC & Railway

Question #301

In a row, P is 10th from the left and Q is 6th from the right. After interchanging, P is 18th from the left. How many persons are in the row?

A. 23

B. 24

C. 22

D. 25

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Correct Answer: Option A

Explanation:
Q's original left position is P's new left position, 18. Total = 18 + 6 - 1 = 23.

This question belongs to: Reasoning Mental Reasoning

Question #302

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Ravi's rank from the top is 15 and from the bottom is 15. How many students are there?

A. 30

B. 29

C. 28

D. 31

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Correct Answer: Option B

Explanation:
Total students = 15 + 15 - 1 = 29.

This question belongs to: Reasoning Mental Reasoning

Question #303

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In a row of 40 students, Ravi is 10th from the right. What is his position from the left?

A. 31

B. 29

C. 30

D. 32

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Correct Answer: Option A

Explanation:
Position from left = Total - Position from right + 1 = 40 - 10 + 1 = 31.

This question belongs to: Reasoning Mental Reasoning

Question #304

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In a class, A is 9th from top and B is 12th from bottom. There are 5 students between A and B, and A is above B. How many students are in the class?

A. 24

B. 26

C. 25

D. 27

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Correct Answer: Option B

Explanation:
B's position from top = A's position + 5 students between + 1 = 9 + 5 + 1 = 15. Total = 15 + 12 - 1 = 26.

This question belongs to: Reasoning Mental Reasoning

Question #305

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In a row, R is 7th from left and S is 10th from right. If they interchange, R becomes 12th from the left. How many persons are in the row?

A. 22

B. 20

C. 21

D. 19

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Correct Answer: Option C

Explanation:
S's original left position is R's new left position, 12. Total = 12 + 10 - 1 = 21.

This question belongs to: Reasoning Mental Reasoning

Question #306

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Among five persons A, B, C, D and E, A is taller than B but shorter than C. D is taller than E but shorter than B. Who is the tallest?

A. C

B. D

C. A

D. B

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Correct Answer: Option A

Explanation:
Order: C > A > B > D > E. Therefore C is the tallest.

This question belongs to: Reasoning Mental Reasoning

Question #307

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If 15 August 2020 was Saturday, what day was 15 August 2021?

A. Saturday

B. Friday

C. Sunday

D. Monday

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Correct Answer: Option C

Explanation:
From 15 August 2020 to 15 August 2021 there are 365 days. 365 ÷ 7 leaves remainder 1, so Saturday + 1 = Sunday.

This question belongs to: Reasoning Mental Reasoning

Question #308

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What is the angle between the hands of a clock at 3:15?

A. 0°

B. 15°

C. 7°

D. 7.5°

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Correct Answer: Option D

Explanation:
Hour hand moves 0.5° per minute: at 3:15 it is at 97.5°. Minute hand is at 90°. Difference = 7.5°.

This question belongs to: Reasoning Mental Reasoning

Question #309

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Which Venn diagram best represents Fruits, Apples and Oranges?

A. One circle inside another circle only

B. Three intersecting circles

C. Three separate circles

D. Two non-intersecting small circles inside a larger circle

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Correct Answer: Option D

Explanation:
Apples and Oranges are distinct subcategories of Fruits, so both are shown as non-intersecting circles inside the larger Fruits circle.

This question belongs to: Reasoning Mental Reasoning

Question #310

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Find the missing number: 2, 4, 12, 48, ?

A. 192

B. 288

C. 240

D. 144

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Correct Answer: Option C

Explanation:
Pattern multiplies by 2, 3, 4, 5 successively. Next term = 48 × 5 = 240.

This question belongs to: Reasoning Mental Reasoning

Question #311

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If '+' means '÷', '÷' means '×' and '-' means '-', then 18 + 3 ÷ 2 - 5 = ?

A. 9

B. 7

C. 8

D. 6

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Correct Answer: Option B

Explanation:
Using the given substitutions: 18 ÷ 3 × 2 - 5 = 6 × 2 - 5 = 12 - 5 = 7.

This question belongs to: Reasoning Mental Reasoning

Question #312

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At what time between 4 and 5 o'clock will the hands of a clock coincide?

A. 4:22

B. 4:20

C. 4:18

D. 4:21 9/11 min

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Correct Answer: Option D

Explanation:
Minute hand time = (60/55) × 20 = 240/11 = 21 9/11 minutes past 4.

This question belongs to: Reasoning Mental Reasoning

Question #313

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Which Venn diagram best represents Vegetables, Potatoes and Onions?

A. Three intersecting circles

B. One circle overlapping another with a separate third circle

C. Three concentric circles

D. Two separate small circles inside a larger circle

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Correct Answer: Option D

Explanation:
Potatoes and Onions are distinct vegetables, so they are non-intersecting circles inside the larger Vegetables circle.

This question belongs to: Reasoning Mental Reasoning

Question #314

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Find the missing number: 1, 4, 27, 256, ?

A. 4096

B. 1024

C. 1250

D. 3125

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Correct Answer: Option D

Explanation:
The pattern is 1^1, 2^2, 3^3, 4^4. Next term = 5^5 = 3125.

This question belongs to: Reasoning Mental Reasoning

Question #315

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If A = 1, C = 9, E = 25, then G = ?

A. 49

B. 81

C. 36

D. 64

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Correct Answer: Option A

Explanation:
The value is the square of the letter's alphabet position. A=1²=1, C=3²=9, E=5²=25, G=7²=49.

This question belongs to: Reasoning Mental Reasoning

Question #316

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If day after tomorrow is Sunday, what day was day before yesterday?

A. Wednesday

B. Monday

C. Tuesday

D. Thursday

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Correct Answer: Option A

Explanation:
If day after tomorrow is Sunday, today is Friday. Day before yesterday was Wednesday.

This question belongs to: Reasoning Mental Reasoning

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