Find the missing term: 80, 40, 20, 10, ? MCQ with Answer and Explanation

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Find the missing term: 80, 40, 20, 10, ?

A. 2

B. 5

C. 4

D. 8

Answer: Option B

Solution (By JKSSB Mock Tests)

Each term is divided by 2: 80÷2=40, 40÷2=20, 20÷2=10, so next is 10÷2=5.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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In a certain code language, 'ok ta pe' means 'come and go', 'ta me pa' means 'go to school' and 'ok sa me' means 'come from school'. Which of the following means 'from' in that language?

A. sa

B. ta

C. me

D. ok

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Correct Answer: Option A

Explanation:
From first and third, 'ok' = come. From second and third, 'me' = school. Remaining in third is 'sa' = from.

This question belongs to: Reasoning Mental Reasoning

Question #2

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A man walks 5 km north, turns right and walks 3 km, then turns right and walks 5 km. In which direction is he from his starting point?

A. West

B. North

C. East

D. South

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Correct Answer: Option C

Explanation:
Starting at origin, he goes 5 km north, then 3 km east, then 5 km south. His final position is 3 km east of the start.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Find the missing term: 0, 7, 26, 63, ?

A. 126

B. 127

C. 125

D. 124

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Correct Answer: Option D

Explanation:
The terms follow n³-1: 1³-1=0, 2³-1=7, 3³-1=26, 4³-1=63, so next is 5³-1=124.

This question belongs to: Reasoning Mental Reasoning

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