Question 2 Matt 74.0 kg and his dog 25.0 kg are playing around on a frozen lake. Matt attempts to run across the ice at 2.65 m/s and his dog runs toward him at 0.850 m/s. If his dog jumps up into his arms, what is Matt's speed just after he catches his dog? O 2.65 m/s O 2.20 m/s O 1.77 m/s O 0.850 m/s Question 3 A 87.0 kg person is riding a bike on a level horizontal street. Together, the bike and person have a mass of 96.3 kg and a speed of 7.00 m/s. The person jumps off the bike, and just after the jump has a speed of 0.270 m/s in the same direction they were moving. What is the speed of the bike after the person jumped off? O 13.1 m/s O 3.55 m/s O 70.0 m/s O 7.24 m/s