Q:

Rahul walks 5 km north. Then turns left and walks 10 km. Then he turns right and walks 20 km. In the end, he again turns right and walks 10 km. So how far and in which direction is he from the starting point?

• 1
  25 km, North
• 2
  20 km, North
• 3
  15 km, North
• 4
  25 km, South