N-Q.A. Reason quantitatively and use units to solve problems.

• Giving raises
• New Cuyama
• Traffic Jam

N-Q.A.1. Use units as a way to understand problems and to guide the solution of multi-step problems; choose and interpret units consistently in formulas; choose and interpret the scale and the origin in graphs and data displays.

• Felicia's Drive
• Fuel Efficiency
• Harvesting the Fields
• How Much is a Penny Worth?
• Ice Cream Van
• Runners' World
• Selling Fuel Oil at a Loss
• Solar Radiation Model
• Weed killer

N-Q.A.2. Define appropriate quantities for the purpose of descriptive modeling.

• Giving raises
• Harvesting the Fields
• Weed killer

N-Q.A.3. Choose a level of accuracy appropriate to limitations on measurement when reporting quantities.

• Accuracy of Carbon 14 Dating I
• Accuracy of Carbon 14 Dating II
• Bus and Car
• Calories in a sports drink
• Dinosaur Bones
• Felicia's Drive
• Weed killer