Walter drew a scale drawing of a house. He used the scale 3 centimeters = 9 meters. What scale factor does the drawing use? Simplify your answer and write it as a fraction.

If jaime wants to find 60% of 320, which table should he use?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Which of these tools or constructions is used to inscribe a hexagon inside a circle?