What is 2.85 rounded to the nearest hundreth

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.