OST Math Prep

Front

What does the mean of a set of data describe?

Back

The mean describes the average value of the data set.

Front

If Kennedy finishes with a score of 0 points and scores 13 points on his last turn, what was his score before that?

Back

-13

Front

How can you represent the number of students in Roger's class if there are 24 students in Priscilla's class and more in Priscilla's?

Back

x > 24

Front

If Emma is x years old and is 5 years older than Grace, who is 15 years old, what equation represents their ages?

Back

x - 5 = 15

Front

What is the ratio of the number of sandwiches to the sandwich cost if Zachariah charges the same price for each sandwich?

Back

7

Front

What is the definition of an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is greater than, less than, or not equal to the other.

Front

What is the formula for calculating the mean of a set of numbers?

Back

Mean = (Sum of all values) / (Number of values)

Front

What does it mean if a score is negative in a game?

Back

A negative score indicates that the player has lost points or is below a baseline score.

Front

What is the relationship between two variables in an equation?

Back

An equation shows how two variables are related to each other, often using mathematical operations.

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.