Unit 7 Review (Extra Credit if 90% or higher)

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

If the ratio of Stanleys to Nike shoes is 4:5, how many Stanleys are sold if 60 Nike shoes are sold?

Back

48 Stanleys are sold.

Front

How do you find the missing value in a ratio?

Back

To find a missing value in a ratio, set up a proportion and solve for the unknown.

Front

What is the cost of 7 bags of Nerds Clusters if 5 bags cost $12?

Back

$16.80.

Front

How do you calculate the unit price?

Back

Divide the total cost by the number of items to find the cost per item.

Front

What is the hourly wage if a person earns $75 for 6 hours of work?

Back

$12.50 per hour.

Front

If a recipe calls for 3 cups of chocolate chips and you want to use 21 cups, how many tablespoons of butter do you need?

Back

14 tablespoons of butter.

Front

What is the relationship between quantities in a proportional relationship?

Back

In a proportional relationship, as one quantity increases, the other quantity increases at a constant rate.

Front

How do you set up a proportion?

Back

A proportion is set up by creating an equation that states two ratios are equal.

Front

What is the formula for finding the total cost of multiple items?

Back

Total Cost = (Cost per item) x (Number of items).