Fall benchmark 8th grade math

Fall benchmark 8th grade math

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function?

Back

A function is a relationship between a set of inputs and a set of possible outputs where each input is related to exactly one output.

2.

FLASHCARD QUESTION

Front

Which of the following is NOT a function?

Back

A relation where an input corresponds to multiple outputs is NOT a function.

3.

FLASHCARD QUESTION

Front

How do you represent a linear relationship between two variables?

Back

A linear relationship can be represented by a function in the form y = mx + b, where m is the slope and b is the y-intercept.

4.

FLASHCARD QUESTION

Front

What is the formula to calculate the cost of truffles per pound if 5 pounds cost $89.95?

Back

The cost per pound is calculated as y = (89.95/5)x.

5.

FLASHCARD QUESTION

Front

What does it mean for a graph to be proportional?

Back

A graph is proportional if it passes through the origin (0,0) and shows a constant ratio between the variables.

6.

FLASHCARD QUESTION

Front

What is a non-proportional relationship?

Back

A non-proportional relationship does not pass through the origin and has a varying ratio between the variables.

7.

FLASHCARD QUESTION

Front

How can you approximate the time it takes to run a distance based on a scatter plot?

Back

You can use the trend of the data points in the scatter plot to estimate the time for a specific distance.

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