### Home > INT3 > Chapter Ch11 > Lesson 11.2.2 > Problem 11-73

11-73.

**11-73.**Elliot has a modern fish tank that is in the shape of an oblique rectangular prism, shown at right. Homework Help ✎Calculate the volume of water the tank can hold.

If Elliot has 25 fish, how crowded are the fish? That is, what is the density of fish measured in number of fish per cubic inch?

What is the density of fish in Elliot’s tank in fish per cubic

*foot*?

Use a special right triangle to find the height of the parallelogram.

Find the height of the parallelogram:

linear scale factor = 6

Use dimensional analysis to convert

Find the volume: