Setting Up & Setting Proportions

Front

What is a proportion?

Back

Front

How do you set up a proportion?

Back

Front

If 14 sticks of pepperoni are needed for 28 pizzas, how many sticks are needed for 36 pizzas?

Back

18 sticks of pepperoni are needed for 36 pizzas.

Front

What is the cross-multiplication method in solving proportions?

Back

Front

How do you find a missing value in a proportion?

Back

Front

What is the relationship between ratios and proportions?

Back

Front

If 50 students were surveyed and 30 liked pizza, how many would like pizza if 190 students were surveyed?

Back

114 students would likely list pizza as a favorite food.

Front

How do you solve a word problem involving proportions?

Back

Identify the quantities involved, set up a proportion based on the relationships described, and solve for the unknown using cross-multiplication.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How can proportions be used in real-life situations?

Back

Proportions can be used in various real-life situations, such as cooking (scaling recipes), shopping (finding discounts), and construction (measuring materials).