D Question 12 A0.147 kg red shell slides rightwards at 38 m/s before striking the wall and bounces backward with a velocity of 20 m/s. If the impact lasted for 3.4 ms, how much force did the shell endure? -2.51 D Question 13 20 pts In Twisted Mansion, Wario (140 kg) whips around a corner at 15 m/s eastward when he collides with King Boo (116 kg) traveling west. King Boo bounces back at 10 m/s, while Wario continues at 4 m/s. What was King Boo's initial velocity? -23.28D Question 14 20 pts On Rainbow Road, a 73 kg Mario is heading west when he is hit by 53 kg Peach heading south at 20 m/s and they tangle together. If their final velocity is 6 m/s at 35 south of west. What is Mario's initial velocity