Considering that Seth travels with constant speed v=dtv=dt, then v=157.1=x3600v=157.1=x3600 where xx is the distance traveled in 1 hour. So his velocity would be x miles/hour. By computing x=3600⋅157.1=63.047x=3600⋅157.1=63.047, thus Seth travels at a speed of 63.047miles/hour63.047miles/hour
