A rabbit runs in a straight line with a velocity of +1.7 m/s for a period of time, rests for 12 s, and then runs again along the same line at +0.55...

A rabbit runs in a straight line with a velocity of +1.7 m/s for a period of time, rests for 12 s, and then runs again along the same line at +0.55 m/s for an unknown amount of time. The rabbit travels a total distance of 1224 m, and its average speed is 0.86 m/s.