Proportional Relationships and Ratios

The video tutorial covers proportional relationships using examples like buying honey and trail mix recipes. It explains how to calculate cost per ounce, understand reciprocal relationships, and graph these relationships. The tutorial also includes creating a story from a graph, emphasizing the importance of understanding proportionality in real-world contexts.

What is the cost per ounce of honey if 12 ounces cost $5.40?

• $0.55

• $0.40

• $0.50

• $0.45

How much honey can you get for one dollar if 12 ounces cost $5.40?

• 2.22 ounces

• 2.9 ounces

• 2.5 ounces

• 2.67 ounces

What is the simplified form of the ratio 6/15?

• 2/5

• 4/5

• 3/5

• 1/3

Which of the following points lies on the same line as the point (3, 6/5)?

• (1, 2/5)

• (2, 3/5)

• (4, 8/5)

• (5, 10/5)

In the trail mix recipe, what is the constant of proportionality for peanuts per raisins?

• 2/3

• 3/2

• 4/3

• 1/2

What is the constant of proportionality for raisins per peanuts in the trail mix recipe?

• 3/2

• 2/3

• 4/3

• 1/2

If you have 6 cups of peanuts, how many cups of raisins do you need according to the trail mix recipe?

• 3 cups

• 5 cups

• 2 cups

• 4 cups

What is the speed of a dragonfly if it travels 5 feet in 10 seconds?

• 1.5 feet per second

• 0.5 feet per second

• 0.75 feet per second

• 1 foot per second

How far does the dragonfly travel in 4 seconds at the given speed?

• 2 feet

• 1.5 feet

• 2.5 feet

• 3 feet

What is the reciprocal relationship of 2 seconds per foot in the dragonfly example?

• 0.25 feet per second

• 2 feet per second

• 1 foot per second

• 0.5 feet per second