Kellen runs for at least 1 hour but for no more than 2 hours. He runs at at an average rate of 6.6 kilometers per hour. The equation that models the distance he runs for thours isd = 6.6t Find the theoretical and practical ranges of the equation. Select ALL correct answers. The theoretical range is all real numbers. The theoretical range is the set of all real numbers from 66 to 16 2. inclusive The practical range is the set of all real numbers from 6.6 to 1312. inclusive The practical range is the set of all real numbers​