Ahmed walks 10 km north, then 5 km east, then 10 km south. How far is he from his starting point, and in which direction?

  1. 5 km West
  2. 6 km East
  3. 5 km East
  4. 25 km East
Answer

C) 5 km East

Net east–west: 5 km, net north–south: 0 km. Distance = 5^2 + 0^2 = 5 km, towards the East.

Quantitative Reasoning MCQ · More Logical Reasoning MCQs · Practise