A clock shows 8:20. What is the angle between its hands? MCQ with Answer and Explanation

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A clock shows 8:20. What is the angle between its hands?

A. 140°

B. 110°

C. 120°

D. 130°

Answer: Option D

Solution (By JKSSB Mock Tests)

Hour hand = 8×30 + 20×0.5 = 250°, minute hand = 120°, difference = 130°.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Ravi walks 6 km north, then turns left and walks 8 km. How far is he from the starting point?

A. 12 km

B. 10 km

C. 8 km

D. 14 km

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Correct Answer: Option B

Explanation:
His path forms a right-angled triangle with legs 6 km and 8 km. Distance = √(6²+8²) = √(36+64)=√100=10 km.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the missing term: 2, 3, 5, 9, 17, ?

A. 31

B. 33

C. 32

D. 34

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Correct Answer: Option B

Explanation:
Each term is multiplied by 2 and then 1 is subtracted: 2×2-1=3, 3×2-1=5, 5×2-1=9, 9×2-1=17, so next is 17×2-1=33.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the next number: 4, 5, 12, 39, 160, ?

A. 820

B. 805

C. 810

D. 815

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Correct Answer: Option B

Explanation:
Pattern: ×1+1, ×2+2, ×3+3, ×4+4, ×5+5: 4×1+1=5, 5×2+2=12, 12×3+3=39, 39×4+4=160, 160×5+5=805.

This question belongs to: Reasoning Mental Reasoning

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