Browse exam-wise, subject-wise, and country-wise MCQs with explanations.
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At sunset, the shadow points east.
If east is on the left, the person faces north.
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At sunrise, the sun is east and shadows point west.
A shadow behind means Hamid faces east.
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The north and south movements cancel, while eastward net movement is 4 - 2 = 2 km.
Thus, he is 2 km east of the start.
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The equal east and west distances cancel.
The car remains 5 km south of the start.
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A 90° clockwise turn moves two compass points.
North-west becomes north-east.
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A 270° clockwise turn equals a 90° counterclockwise turn.
From east, that direction is north.
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A left turn from south faces east, and another left faces north.
Thus, the final direction is north.
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The north and south movements cancel each other.
Only the 6-meter eastward movement remains.
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The movements form perpendicular legs of 6 m and 8 m.
By Pythagoras, the displacement is 10 m.
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Ali ends south and west of his starting position.
The direction is south-west.
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Sara is both north and east of the starting point.
The combined direction is north-east.
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A left turn from west points south.
The turn is ninety degrees counterclockwise.
