What is the ratio of kilometers traveled to the time in hours? (Hint: 1 mile ≈ 1.61 km) 1 LeRoy purchased 6 gallons of gasoline for $19.56. 2 What is the constant of proportionality between thenumber of pages read and the number of hours spent Round to the nearest tenth, if necessary. (Hint:1 gallon ≈ 3.8 liters).