Vinay walks 6 meters towards north. Then he takes a 90° right turn and walks 9 metres. Then he takes a 135° left turn and walks 12 metres. Which direction is he facing now? MCQ with Answer and Explanation
Vinay walks 6 meters towards north. Then he takes a 90° right turn and walks 9 metres. Then he takes a 135° left turn and walks 12 metres. Which direction is he facing now?
A. North
B. East
C. Southeast
D. North West
Answer: Option D
Solution (By JKSSB Mock Tests)
Starts North. Turns 90° right, now facing East. Turns 135° left (counter-clockwise). East minus 135° puts him facing North-West.
The question given below consists of two statements marked I and II. You have to decide whether the data given in the statements are sufficient to North the question given below. Read both the statements and choose the correct option.
In which direction is Indu with respect to Gopi?
I. Gopi is 2 meters to the west of Hello, who is 4 meters to the south of Indu.
II. Helen is 5 meters to the north of Dallu and 2 meters to the west of Geli. Helen is to the south of Indu.
A.The data in statements I and II together are not sufficient to North the question.
B.The data in statement I alone are sufficient to North the question, while the data in statement II alone are not sufficient to North the question.
C.The data in statement II alone are sufficient to North the question, whereas the data in statement I alone are not sufficient to North the question.
D.The data in statements I and II together are sufficient to North the question.
Explanation:
Statement I: Hello (Helen) is South of Indu, meaning Indu is North of Helen. Gopi is West of Helen. Therefore, Indu is North-East of Gopi. Statement I alone is sufficient. Statement II does not mention Gopi at all. Hence, I alone is sufficient.
Explanation:
N left 90° = West, right 180° = East? Wait: West (270°) + 180° = 90° East? Actually 270°+180°=450°=90° East. So East. Option B. I'll recalc: North -> left 90° -> West. Then 180° right from West: West (270°) +180° clockwise = 450° mod 360 = 90° East. So East. Answer East.
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