In a 300 m race A beats B by 22.5 m or 6 seconds. B’s time over the course is__________? September 21, 2019 – by admin In a 300 m race A beats B by 22.5 m or 6 seconds. B’s time over the course is__________? A. 86 secB. 80 sec C. 76 sec D. None of these