Heidi looked at this graph and thought, “The first point I see is at 2 tsp of nutmeg and 3 tsp of cinnamon. The unit rate is 3 tsp of cinnamon for every 2 tsp of nutmeg.”


Is Heidi correct?
No. The unit rate should be 2 teaspoons of cinnamon to 3 teaspoons of nutmeg.
No. The unit rate should be 1.5 teaspoons of nutmeg to 1 teaspoon of cinnamon.
No. The unit rate should be 1.5 teaspoons of cinnamon to 1 teaspoon of nutmeg.
Yes. Heidi is correct.