kymi42 kymi42 18-11-2019 Mathematics contestada Which does not represent a constant rate of change of 70 miles per hour for a car? A-d=70t, where d represent distance in miles and t represent time in hours B-the car travels 140 miles in 2 hours C-d=70t, where d represents distance in kilometers and t represents time in answers D-the car travels 245 miles in 3.5 hours HURRY !!!!