Understanding Linear Models and Costs

Understanding Linear Models and Costs

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers the basics of modeling linear relationships, focusing on interpreting variables and constants in linear equations. It explains the roles of x, y, m, and b, and applies these concepts to real-world scenarios like taxi costs. The tutorial further explores the explanation of terms in linear equations using a factory example and demonstrates how to complete tables of values and graph linear models.

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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of the initial part of the video?

Interpreting linear models

Understanding geometric shapes

Constructing linear models

Solving quadratic equations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the vertical axis on a Cartesian plane represent?

The y-axis

The origin

The z-axis

The x-axis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of linear equations, what does 'm' represent?

The y-intercept

The slope or gradient

The x-intercept

The constant term

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the cost of a taxi ride modeled in the video?

As a linear equation

As a quadratic equation

As a logarithmic equation

As a polynomial equation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the dependent variable in the taxi fare model?

Time taken

Number of passengers

Distance traveled

Cost of the ride

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the factory cost model, what does the number 1200 represent?

Total production cost

Cost per kilometer

Fixed daily cost

Variable cost per tire

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the term '3n' in the factory cost model?

Cost of raw materials

Total cost of production

Variable cost per tire

Fixed cost per day

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the table of values help in understanding the linear model?

It shows the quadratic relationship

It highlights the exponential growth

It demonstrates the linear relationship

It indicates the logarithmic trend