Afish tank weighs 20.5 pounds when empty. the aquarium is 28 inches long, 12 inches wide, and is filled with water to a depth of 15 inches. water weighs 0.036 pounds per inch. how much does the fish tank weigh when it's full of water?

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?

Give me the equations of two lines that have the same slope but are not parallel.