cjusxx cjusxx 25-08-2022 Mathematics Answered The graph shows how far Katie walked over a 4 minute time interval. Distance (in feet) 240 200 160 120- 80- 40 2 3 4 Time (in minutes) How fast was Katie walking? OA. 40 ft/min B. 50 ft/min OC. 60 ft/min D. 80 ft/min