1.

A person travels 5 km towards the west and then travels 21km towards the left; he then travels 5 km to the right and then travels 6km towards the left and finally travels 2km towards the east. How far is he from starting point in the vertical direction?

A.  30 km   
B.  42 km
C.  10m, East
D.  27 km  
Answer» E.


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