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					 Kunal walks 10 kilometers towards North. From there, he walks 6 kilometers towards South. Then, he walks 3 kilometers towards East. How far and in which direction is he with reference to his starting point?
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                        - 5 kilometers West
- 5 kilometers North-east
- 7 kilometers East
-  7 kilometers West 
 
- None of these
 
Correct Option: E
Using of Pythagoras,
 
					                    					 
	