In a row of 40 students, Ravi is 15th from left and Sita is 20th from right. How many students are there between them? MCQ with Answer and Explanation

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In a row of 40 students, Ravi is 15th from left and Sita is 20th from right. How many students are there between them?

A. 6

B. 5

C. 7

D. 4

Answer: Option B

Solution (By JKSSB Mock Tests)

Sita's position from left = 40-20+1=21. Ravi's position =15. Number between them = 21-15-1=5.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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If 2 is coded as 4, 3 as 9, 4 as 16, then 7 is coded as?

A. 49

B. 42

C. 56

D. 36

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Correct Answer: Option A

Explanation:
The code is n²: 2²=4, 3²=9, 4²=16, so 7²=49.

This question belongs to: Reasoning Mental Reasoning

Question #2

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If PEN is coded as QFO, how is TIN coded?

A. UJO

B. UJP

C. VJO

D. VJP

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Correct Answer: Option A

Explanation:
Each letter is shifted forward by 1: P→Q, E→F, N→O; so T→U, I→J, N→O, giving UJO.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Find the missing term: 3, 6, 9, 12, 15, ?

A. 21

B. 16

C. 18

D. 20

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Correct Answer: Option C

Explanation:
The terms increase by 3 each time: 15+3=18.

This question belongs to: Reasoning Mental Reasoning

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