Guliskhan plans to cover a certain distance by running and bicycling. She runs at a constant speed, and she bicycles at a speed of 7 meters per second (m/s). Let R represent the number of seconds that Guliskhan runs and B represent the number of seconds that she bicycles according to her plan. 3R + 7B > 1000 According to the inequality, at what speed does Guliskhan run, and what is the minimum distance that she plans to cover?