Exploring Equivalent Ratios and Unit Rates

The video tutorial covers interpreting rates and equivalent ratios, emphasizing that equivalent ratios have the same unit rates. It uses practical examples, such as making oatmeal, pricing burritos, and making bracelets, to illustrate how to calculate and apply unit rates. The tutorial explains how to choose the appropriate unit rate for solving problems and highlights the importance of understanding the context of each situation. It also discusses the concept of unit rates as a rate per one and how to use multiplication or division to find missing values in tables of equivalent ratios.

What is the main focus of this lesson?

• Understanding fractions

• Learning about geometry

• Studying algebraic expressions

• Interpreting rates and equivalent ratios

In the oatmeal example, what is the ratio of cups of oats to cups of water according to Priya?

• 15 to 6

• 4 to 10

• 10 to 4

• 6 to 15

How many cups of water per cup of oats does Han mention?

• 2.5 cups

• 3 cups

• 2 cups

• 1.5 cups

What is the unit rate of people per pie if 12 people share 2 pies?

• 5 people per pie

• 6 people per pie

• 4 people per pie

• 3 people per pie

If two burritos cost $14, what is the cost per burrito?

• $5

• $6

• $7

• $8

How much would 4 burritos cost if the unit price is $7 per burrito?

• $32

• $21

• $24

• $28

If Noah bought b burritos and paid c dollars, how do you find the cost per burrito?

• b multiplied by c

• c divided by b

• c multiplied by b

• b divided by c

If 6 bracelets are made per hour, how many bracelets are made in 5 hours?

• 20 bracelets

• 35 bracelets

• 25 bracelets

• 30 bracelets

How many hours are needed to make 66 bracelets if the rate is 6 bracelets per hour?

• 10 hours

• 11 hours

• 13 hours

• 12 hours

What is the key operation to use when moving from one column to another in a table of equivalent ratios?

• Exponentiation

• Multiplication or Division

• Subtraction

• Addition