This graph shows the displacements and times for the winner of a horse race. What was the average speed of the horse that won the race? 0.05 m/s 20 m/s 45 m/s 285 m/s Coordinate graph titled Displacement versus Time for the Winner of a Horse Race showing Time in seconds on horizontal axis ranging from zero to twenty five and Distance in meters on vertical axis ranging from zero to three hundred. The graph shows a line rising from zero to three hundred after fifteen seconds.