Atruck can travel 14 miles for each gallon of gasoline. the function d(x)=20x represents the distance d(x), in miles, that the truck can travel with x gallons of gasoline. how many miles can the truck travel with 15 gallons of gasoline?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?