3. Jada and Lin are comparing inches and feet. Jada says that the constant of proportionality is 12. Lin says it is 1/12th. Do you agree with either of them? Explain your reasoning.

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5. Which of these scales is equivalent to the scale 1 cm to 5 km? Select all that apply.
A. 3 cm to 15 km
B. 1 mm to 150 km
C. 5 cm to 1 km
D. 5 mm to 2.5 km
E. 1 mm to 500 m

6. Which one of these pictures is not like the others? Explain what makes it different using ratios.

P.S. Please explain how you got your answer so I can try and understand this!!!!