Understanding Proportional Relationships in Sales

Understanding Proportional Relationships in Sales

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial emphasizes the importance of considering real-life context in problem-solving. It introduces an example involving Al's and Barbara's produce stands, where students learn to formulate equations modeling the relationship between the number of ears of corn sold and the cost. The tutorial explains the concepts of independent and dependent variables and guides students in calculating constants of proportionality. Students use these equations to solve problems and complete tables, enhancing their understanding of mathematical modeling. The lesson concludes with instructions for completing the problem set in class.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to consider real-life context before making decisions in a problem?

To focus only on theoretical aspects.

To avoid using mathematical equations.

To make the problem more complex.

To ensure the solution is practical and applicable.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main task involving Al's and Barbara's produce stands?

To determine the best location for the stands.

To create equations modeling the relationship between corn sales and cost.

To calculate the profit margins.

To compare the quality of corn.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which rate makes more sense in the context of corn sales?

Ears per dollar

Dollars per pound

Dollars per ear

Ears per minute

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of the problem, what is considered the independent variable?

The time of day

The cost of corn

The location of the stand

The number of ears of corn

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the constant of proportionality for Al's produce stand?

0.15

0.20

0.30

0.25

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation represents the relationship for Barbara's produce stand?

Y = 0.24X

Y = 0.30X

Y = 0.25X

Y = 0.20X

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of calculating the constant of proportionality?

To determine the quality of corn

To decide the location of the stand

To find the relationship between variables

To set the price of corn

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?