. The vertices of a rectangle are R(-5, -5), S(-1,-5), T(-1, 1), and U(-5, 1). After a translation, R' is the point (0, -13). Find the coordinates of U'. OA (0,9) OB (0, -7) OC (-10,9) OD (-10,-7)​

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours