Starting from a juice corner, Aditya, looking for ATM, walked 20 m due North. He turned right and walked 18 m. He again turned right and walked 20 m. Then he finally turned left and walked 12 m to reach the ATM. What is the shortest distance to the ATM machine and in which direction is the ATM machine from his starting point? (All turns are 90° turns only)
1
30 m due West
2
6 m due East
3
6 m due North
4
30 m due East