i-Ready Lesson 13-5: Refine

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a:b'.

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 cross-multiply to solve for the unknown.

Front

If the ratio of baseball tickets to basketball tickets is 3:5 and there are 21 baseball tickets, how many basketball tickets are there?

Back

35 basketball tickets.

Front

What does it mean for ratios to be equivalent?

Back

Ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

Identify the point that does not represent an equivalent ratio: (2, 12), (3, 18), (5, 24), (6, 36).

Back

(5, 24) is not equivalent.

Front

What is the cost of pepper plants if the ratio of tomato plants to pepper plants is maintained from last year?

Back

$129.90.

Front

How do you determine which resource will run out first when given a ratio of two resources?

Back

Calculate how many complete sets of the ratio can be made with the available resources and identify the limiting resource.

Front

What is the relationship between steps taken and distance walked in a ratio context?

Back

The relationship can be expressed as a ratio, showing how many steps correspond to a certain distance.

Front

If Evelyn uses 6 inches of blue ribbon for every 9 inches of white ribbon, what is the ratio of blue to white ribbon?

Back

The ratio is 6:9, which simplifies to 2:3.

Front

How can you express the ratio of two quantities in simplest form?

Back

Divide both quantities by their greatest common divisor (GCD).