Question

For the morning walk, Naveen goes 4 km due west from his home and then from there 6 km due east in first round. If the end point of first round is the starting point of second round and so on, how far he be from his home after 3 rounds?

Answer 1

6 km.

Explanation:

Lets say moving west is negative and moving east is positive. This is thus equal to -4+6-4+6-4+6, which is equal to 6.