1. Is a geared bike easier to ride than a bike with no gears? Why or why not?

2. What happens when you change gears during a bike ride?

Based on Example 2 in the unit presentation, please answer the questions below.

1. What does the diagram tell us?

2. Is the number of ounces proportional to the number of cups? How do you know?

3. Is there another way to represent this same information?

Based on Example 1 in the unit video and unit presentation, please answer the questions below.

1. Does everyone pay the same cost per ounce? How do you know?

2. Ms. Mohoney’s’s brother takes an extra-long time to create his dish. When he puts it on the scale, it weighs 15 ounces. If everyone pays the same rate in this store, how much will his…

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Are the ratios of boys to girls in the two classes equivalent?

What could these ratios tell us?

If there is a larger ratio of boys to girls in one class than in the grade as a whole, what must be true about the boy to girl ratio in other classes?

a. What does the ratio of the number of boys to the number of girls in Class 1 to the ratio of the number of boys to the ratio of the number of girls in the entire 7th-grade class tell us?

b. Are they equivalent?