Fast Shutter Speed. Probably 1/2000
Fast Shutter Speed. Definitely at least 1/2000th
Fast Shutter SPeed. Maybe 1/1000 or 1/2000
Slow Shutter Speed. At least a second exposure
Street: Slow Shutter speed. Maybe even 30 seconds? This picture had to have been on a tripod maybe set up on an overlooking bridge.
Biker: Also slow shutter speed. I think the photographer followed the biker through his camera while taking the picture with at least a one second exposure.