Find the missing term: 6, 11, 21, 36, 56, ? MCQ with Answer and Explanation

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Find the missing term: 6, 11, 21, 36, 56, ?

A. 71

B. 76

C. 81

D. 86

Answer: Option C

Solution (By JKSSB Mock Tests)

Differences: +5, +10, +15, +20, so next difference is +25: 56+25=81.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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A man walks 1 km towards East and then he turns to South and walks 5 km. Again he turns to East and walks 2 km. After this he turns to North and walks 9 km. Now, how far is he from his starting point?

A. 7 km

B. 5 km

C. 4 km

D. 3 km

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Correct Answer: Option B

Explanation:
East 1 + East 2 = 3 km East. South 5 then North 9 = 4 km North. Distance √(3²+4²)=5 km.

This question belongs to: Reasoning Mental Reasoning

Question #2

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5 : 125 :: 6 : ?

A. 216

B. 256

C. 180

D. 196

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Correct Answer: Option A

Explanation:
The relation is n^3. 5^3 = 125; 6^3 = 216.

This question belongs to: Reasoning Mental Reasoning

Question #3

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If APPLE is coded as BQQMF, how is MANGO coded?

A. NBOHP

B. NBOHQ

C. NBOIP

D. NBPHP

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Correct Answer: Option A

Explanation:
Each letter is shifted forward by 1: A→B, P→Q, P→Q, L→M, E→F; M→N, A→B, N→O, G→H, O→P gives NBOHP.

This question belongs to: Reasoning Mental Reasoning

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