A car travelled 60 km to the north of Patna and then 90 km to south from there. How far from Patna was the car finally ?

A car travelled 60 km to the north of Patna and then 90 km to south fr

1.	A car travelled 60 km to the north of Patna and then 90 km to south from there. How far from Patna was the car finally ?
Answer» ANSWER :30 KM SOUTH