# Mr. Clean

3 Act Math

## Act 1

1. Is there really 20% more?
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.

## Sequel

5. How much money should the store charge for this bottle?

6. If the store charges \$2.99 for a 40 ounce bottle, how much of a discount should they offer for the faulty product in this lesson?

Common Core Standards
7.RP.A.3
Use proportional relationships to solve multistep ratio and percent problems.
HSG.GMD.A.3
Use volume formulas for cylinders, pyramids, cones, and spheres to solve problems.
TEKS
7.4(D)
solve problems involving ratios, rates, and percents, including multi-step problems involving percent increase and percent decrease, and financial literacy problems
G.11(D)
apply the formulas for the volume of three-dimensional figures, including prisms, pyramids, cones, cylinders, spheres, and composite figures, to solve problems using appropriate units of measure

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