Question : Direction: Rohan walks a distance of 3 km towards the north. Then he turns to his left and walks for 2 kilometres. He again turns left and walks for 3 kilometres. At this point, he turns to his left and walks for 3 kilometres. How many kilometres is he from the starting point?
Option 1: 1 km
Option 2: 2 km
Option 3: 3 km
Option 4: 4 km
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Correct Answer: 1 km
Solution : As per the given information, movement of Rohan will look as follows -
In the Given Figure, A is the starting point and E is the finishing point. So, AE is the distance from the starting point.
Here, AB = CD = 3 km,
And, BC = AD = 2 km
Now, AE = DE – DA = 3 – 2 = 1 km
So, the distance from the starting point i.e. AE is 1 m.
Hence, the first option is correct.
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