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

How do you calculate the total number of players in a team if you know the number of players in each grade?

Back

Add the number of players in each grade together. For example, if there are 7 players in sixth grade and 10 in seventh grade, the total is 7 + 10 = 17.

Front

What expression represents the number of pages left to read if you read a certain number of pages each week?

Back

The expression is: Total pages - (pages read per week * number of weeks). For example, if you have 240 pages and read 20 pages per week, it is 240 - 20w.

Front

What does the inequality r ≥ 2 mean in the context of reading hours?

Back

It means that Jackson needs to read for at least 2 hours this week.

Front

How do you solve the inequality -3x > 18?

Back

Divide both sides by -3 and reverse the inequality sign: x < -6.

Front

What are coordinates in a coordinate plane?

Back

Coordinates are a set of values that show an exact position on a two-dimensional plane, typically written as (x, y).

Front

What does the point (1, -0.6) represent on a coordinate plane?

Back

It represents a point that is 1 unit to the right of the origin and 0.6 units down.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.

Front

What is the purpose of using inequalities in mathematics?

Back

Inequalities are used to show the relationship between two expressions that are not necessarily equal, indicating a range of possible values.

Front

How do you interpret the solution to an inequality?

Back

The solution to an inequality represents all the values that make the inequality true.