Water Filter

Act 1

1. How long will the filter last?

2. Write down a guess.

Act 2

3. What information would be useful to figure this out?

4. Write down some questions you have in your head right now.

Act 3

Sequel

5. What would happen if the filter had a capacity of 250 gallons?

Standards

Common Core

• 6.RP - Understand ratio concepts and use ratio reasoning to solve problems.

• 8.G.C.9 - Know the formulas for the volumes of cones, cylinders, and spheres and use them to solve real-world and mathematical problems.

TEKS

• 6.4(B) - apply qualitative and quantitative reasoning to solve prediction and comparison of real-world problems involving ratios and rates

• 8.7(A) - solve problems involving the volume of cylinders, cones, and spheres