Find the missing term: 6, 13, 28, 59, ? MCQ with Answer and Explanation

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Find the missing term: 6, 13, 28, 59, ?

A. 124

B. 120

C. 122

D. 118

Answer: Option C

Solution (By JKSSB Mock Tests)

Pattern: 6×2+1=13, 13×2+2=28, 28×2+3=59, so next is 59×2+4=122.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the next term: 1, 4, 9, 16, 25, ?

A. 30

B. 36

C. 42

D. 49

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Correct Answer: Option B

Explanation:
The terms are squares of natural numbers: 1,2,3,4,5. Next term = 6^2 = 36.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the missing term: 3, 8, 15, 24, 35, ?

A. 46

B. 45

C. 50

D. 48

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Correct Answer: Option D

Explanation:
The series follows n² - 1: 2²-1=3, 3²-1=8, 4²-1=15, 5²-1=24, 6²-1=35, so next is 7²-1=48.

This question belongs to: Reasoning Mental Reasoning

Question #3

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. 26

B. 24

C. 27

D. 25

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Correct Answer: Option A

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

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