Navin walked 20 metres towards the East took a left turn and
walked 10 metres and again took a left turn and walked 20
metres. How far is he from his starting position?
(a) 10 metres
(b) 50 metres
(c) 40 metres
(d) 30 metres
(e) None of these
Answer Posted / brian kendig
(a) 10 meters, assuming he's walking on flat terrain. If he
walks up a slope, or if he starts very close to the north or
south pole, then the answer won't be exactly ten meters.
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