Phan fills the tank of her car with gasoline before starting her road trip. the table below shows the amount of gas left in her tank as she drives. number of hours vs. amount left in tank number of hours spent driving (h) 3 5 7 9 amount of gas left in tank, in gallons (g) 12 8 4 0 which equation models the amount of gas left in the car as phan drives, and how many gallons of gasoline does it take to fill her tank? g = 18 – 2h; 18 g = 18 – 2h; 16 g = 3h 3; 30 g = 3h 3; 12

Zed is making a centerpiece for his dining room table by putting sand in a cube-shaped vase. the vase is 0.25 meters in length, width, and height. he bought 25 kg of sand. assume the density of dry sand is 1,602 kgm3. what is the volume of the sand that zed purchased? the volume of the sand is approximately m3. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to six decimal places, like so: 42.536475