Find the next term: 7, 26, 63, 124, 215, ? MCQ with Answer and Explanation

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Find the next term: 7, 26, 63, 124, 215, ?

A. 343

B. 342

C. 344

D. 345

Answer: Option B

Solution (By JKSSB Mock Tests)

2³−1=7, 3³−1=26, 4³−1=63, 5³−1=124, 6³−1=215, 7³−1=342.

This question belongs to: Reasoning Logical Reasoning

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Practice More Logical Reasoning Questions

Question #1

If 'MILK' is coded as 'NJML', then 'BREAD' is coded as ?

A. CRFBE

B. CSFBE

C. CSGBE

D. CSFBD

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Correct Answer: Option B

Explanation:
Each letter is shifted one place forward: B→C, R→S, E→F, A→B, D→E = CSFBE.

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Question #2

A clock loses 5 minutes every hour. It is set right at 12 noon. What will be the true time when the clock shows 8 p.m.?

A. 8:45 p.m.

B. 8:35 p.m.

C. 8:30 p.m.

D. 8:40 p.m.

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Correct Answer: Option D

Explanation:
In 8 clock hours the clock loses 8×5 = 40 minutes. True time = 8:00 + 40 min = 8:40 p.m.

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Question #3

In a row, A is 10th from left and B is 15th from left. If A is exactly between B and C, what is C's position from left?

A. 6th

B. 4th

C. 7th

D. 5th

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Correct Answer: Option D

Explanation:
A is exactly between B and C, so A's position = (B + C)/2. 10 = (15 + C)/2 ⇒ C = 5.

This question belongs to: Reasoning Logical Reasoning

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