On a frictionless toy race track, a 0.035 kg 0.035 kg0, point, 035, space, start text, k, g, end text toy car moving right at 0.30 m s 0.30 s m ​ 0, point, 30, space, start fraction, start text, m, end text, divided by, start text, s, end text, end fraction collides with another 0.040 kg 0.040 kg0, point, 040, space, start text, k, g, end text toy car moving left at 0.20 m s 0.20 s m ​ 0, point, 20, space, start fraction, start text, m, end text, divided by, start text, s, end text, end fraction. After the collision, the 0.035 kg 0.035 kg0, point, 035, space, start text, k, g, end text car moves left at 0.20 m s 0.20 s m ​ 0, point, 20, space, start fraction, start text, m, end text, divided by, start text, s, end text, end fraction.