What is the length of a car in customary units

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

You are installing new tile on an outside patio. the area (in square feet) of the rectangular patio can be represented by 8x squared +33x+4.

Factor these polynomials and explain how 1. 12x - 3x^2 2. 20 - 240x^2