An item was purchased for m dollars. Sales tax is 8%. Write an expression that represents the total cost, including sales tax?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?