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

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

A. 14 km

B. 10 km

C. 8 km

D. 12 km

Answer: Option B

Solution (By JKSSB Mock Tests)

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

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Question #1

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A man walks 3 km north, turns right and walks 4 km, then turns right and walks 3 km. How far is he from the starting point?

A. 4 km

B. 3 km

C. 7 km

D. 5 km

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Correct Answer: Option A

Explanation:
After walking north 3 km and later south 3 km, those cancel out. He is 4 km to the east of the starting point.

This question belongs to: Reasoning Mental Reasoning

Question #2

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What is the angle between the hands of a clock at 3:15?

A. 0°

B. 7°

C. 15°

D. 7.5°

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Correct Answer: Option D

Explanation:
Hour hand moves 0.5° per minute: at 3:15 it is at 97.5°. Minute hand is at 90°. Difference = 7.5°.

This question belongs to: Reasoning Mental Reasoning

Question #3

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If '+' means '÷', '÷' means '×' and '-' means '-', then 18 + 3 ÷ 2 - 5 = ?

A. 9

B. 7

C. 6

D. 8

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Correct Answer: Option B

Explanation:
Using the given substitutions: 18 ÷ 3 × 2 - 5 = 6 × 2 - 5 = 12 - 5 = 7.

This question belongs to: Reasoning Mental Reasoning

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