Question

man walks due east with 5 metre per second for 5 second and due north he walks 7 metre per second for 7 second then how much average speed was found forhis walk .Also find his resultant velocity

Answer 1

Distance 1 = 5m/s x 5s = 25m
Distance 2 = 7m/s x 7s = 49m
Total time = 12s

Average speed = 74/12 = 6.166m/s