Esteban and Jessica's twin granddaughters, Emma and Clarita, are preternaturally talented at riding hoverboards. One fine day, the young twins, each riding her own hoverboard, are cruising across the hoverpark arm-in-arm. The mass of each twin is 22.50 kg (the mass of each skater includes the mass of her hoverboard). Suddenly, Clarita spots an obstacle ahead; to save them both from collision with the obstacle, she gives Emma a two-handed horizontal push. As a result, Emma ends up traveling at 1.30 m/s , due North, and Clarita ends up traveling at 2.50 m/s , 33.0 degrees North of East. How much kinetic energy was added to the Emma-Clarita system by Clarita's push