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

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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. 28

C. 30

D. 29

Answer: Option D

Solution (By JKSSB Mock Tests)

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

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the missing term: 10, 18, 34, 66, ?

A. 130

B. 132

C. 128

D. 126

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Correct Answer: Option A

Explanation:
Each term is multiplied by 2 and 2 is subtracted: 10×2-2=18, 18×2-2=34, 34×2-2=66, so next is 66×2-2=130.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the missing term: 11, 17, 23, 29, ?

A. 33

B. 36

C. 35

D. 34

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Correct Answer: Option C

Explanation:
Arithmetic progression with common difference 6: 29+6=35.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the missing number: 5, 11, 24, 51, 106, ?

A. 215

B. 219

C. 217

D. 221

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Correct Answer: Option C

Explanation:
Pattern: ×2 +1, ×2 +2, ×2 +3, ×2 +4, ×2 +5: 5×2+1=11, 11×2+2=24, 24×2+3=51, 51×2+4=106, 106×2+5=217.

This question belongs to: Reasoning Mental Reasoning

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