question_answer

Gaurav walks 20 metres towards North. He then turns left and walks 40 metres. He again turns left and walks 20 metres. Further, he moves 20 metres after turning to the right. How far is he form his original position?

A) 20 metres

B) 30 metres

C) 50 metres

D) 60 metres

Correct Answer: D

Solution :

Explanation: The movements of Gaurav are as shown in Clearly, Gaurav?s distance from his initial position \[P=PX=\left( PS+SX \right)=\left( QR+SX \right)\] \[=\text{ }\left( 40+20 \right)m=60m.\]