A person is travellingin a train moving due south with velocity 80 kmph his friend Q is travelling in a car moving due west with velocity 60 kmph. Q finds that his friend P is travelling with velocity

A person is travellingin a train moving due south with velocity 80 kmp

1.	A person is travellingin a train moving due south with velocity 80 kmph his friend Q is travelling in a car moving due west with velocity 60 kmph. Q finds that his friend P is travelling with velocity
Answer» 200 KMPH `tan^(-1)` (4/3) NE 100 kmph `tan^(-1)` (4/3) E of S 100 kmph S - E 100 kmph `tan^(-1)` (4/3) S of E Answer :D