question_answer

A man drives 10 km straight ahead towards East and 10 km to the right. Then, every time turning to his left he drives 5 km, 15 km and 15 km, respectively. How far is he from the starting point?

A) 10 km              

B) 5 km

C) 20 km              

D) 25 km

Correct Answer: B

Solution :

[b]

According to the given information, we can draw the following diagram.

Required distance,

Hence, the correct, answer is [b].