Hong jokes at least 1 hour but not more than 4 hours. she hikes at an average rate of 2.7 mph. the function f(t) = 2.7t represents the distance she joked in t hours. what is the practical range of the function? all real numbers all real numbers from 1 to 4, inclusive all real numbers from 2.7 to 10.8, inclusive all multiples of 2.6 between 2.7 and 10.8, inclusive