Understanding Proportional Relationships in Spaghetti Bolognese Recipe

The video tutorial explains the concept of proportional relationships using the example of spaghetti bolognese servings and the number of tomatoes needed. It discusses how to test ratios for equivalence and provides examples of calculating these ratios. The conclusion is that the relationship between the number of servings and tomatoes is proportional, as the ratio remains constant.

What is the main focus of the relationship discussed in the video?

• The relationship between the number of servings and the cooking time.

• The relationship between the number of servings and the number of tomatoes.

• The relationship between the number of servings and the amount of cheese.

• The relationship between the number of tomatoes and the amount of water.

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CCSS.7.RP.A.2A

What defines a proportional relationship in the context of the video?

• The ratio of servings to tomatoes changes.

• The ratio of tomatoes to servings is constant.

• The number of servings is always greater than the number of tomatoes.

• The number of tomatoes is always greater than the number of servings.

Tags

CCSS.7.RP.A.2A

How can you verify if the relationship is proportional?

• By ensuring the number of tomatoes is always double the servings.

• By ensuring the ratio of tomatoes to servings is constant.

• By checking if the ratio of servings to tomatoes is different each time.

• By comparing the number of servings to the cooking time.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the simplified ratio of 10 tomatoes to 6 servings?

• 2 to 1

• 4 to 3

• 3 to 2

• 5 to 3

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

If you have 15 tomatoes and 9 servings, what is the simplified ratio?

• 2 to 1

• 4 to 3

• 3 to 2

• 5 to 3

Tags

CCSS.7.RP.A.2A

What conclusion can be drawn from the examples provided in the video?

• The number of servings is always less than the number of tomatoes.

• The ratio of tomatoes to servings is constant, confirming proportionality.

• The ratio of tomatoes to servings varies.

• The relationship is not proportional.

Tags

CCSS.7.RP.A.2A