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A uniform log of length 2.57 m has a mass of 96.9 kg and is floating in water. Standing on this log is a 75.1-kg man, located 17.1 cm from one end. On the other end is his daughter (m = 24.7 kg), standing 1.19 m from the end. a) Find the center of mass of this system. Submit Answer Tries 0/99 b) If the father jumps off the log backward away from his daughter (v = 3.51 m/s), what is the initial speed of log and child. Submit Answer | Tries 0/99