\fThe weight, W, of a liquid varies direcdy as its volume, V. If the weight of the liquid in a cubical container 5 centimeters on a side is 250 grams, answer the following: The weight of the liquid in a cubical container 4 cm on a side is I ......... grams. A P The amount of paint needed to cover the walls of a room varies jointly with the perimeter of the room and the height of the wall. If a room with a perimeter of 55 feet and 6 foot walls requires 3.3 quarts of paint, complete the following: The constant of variation k = Variation Model: A person would need : - quarts of paint to paint a room that has a perimeter of 35 feet and has 8 foot walls