Starting from his house, Manish moves 25 km towards southeast and then turns to the west and covers another 7 km. How far (in kilometres) is he now from his house?
An army recruit is training. He starts and runs 2 km East, then 3 km South, then 5.5 km West, then 4 km North, then 3.5 km East, where is he now with reference to the starting position?