A man is facing North-West. He turns 90° in the clockwise direction and then 135° in the anti-clockwise direction. Which direction is he facing now? MCQ with Answer and Explanation
A man is facing North-West. He turns 90° in the clockwise direction and then 135° in the anti-clockwise direction. Which direction is he facing now?
A. West
B. East
C. North
D. South
Answer: Option C
Solution (By JKSSB Mock Tests)
Start North-West. +90° CW → North-East. Then 135° ACW from North-East: 135° ACW lands on North (North-East to North is 45°, to North-West 90°, to West 135°). Wait: from North-East ACW 135° is towards North then West: 45° to North, another 90° to West. So West. Option B.
Explanation:
From first and third, good =5 or 6? 256 and 358 share 5. From second and third, bad =3 or 7 or 8 share 3. Thus good =5, bad =3. Then from third, and =8.
No comments yet. Be the first to start the discussion!