Proportional Relationships and Unit Rates

The video tutorial introduces the Sore activity, which allows students to review and earn points back on their unit test. It provides detailed instructions on how to participate, including pausing the video to solve problems and inputting answers. The tutorial covers key mathematical concepts such as proportional relationships, unit rate calculations, solving proportions, and interpreting graphs. Students are encouraged to practice these skills and provide feedback on the activity.

What does SORE stand for in the context of this activity?

• Solutions of Real Equations

• Scores on Real Exams

• Study on Real Examples

• Students on a Roll

What should you do before entering your answer in the quiz area?

• Watch the entire video

• Pause the video and solve the problem

• Ask a friend for help

• Skip to the end of the video

How is the constant of proportionality represented in the equation y = k * x?

• As z

• As k

• As y

• As x

If a tea costs $7.99 for 16.2 ounces, what is the unit rate?

• $0.51 per ounce

• $0.48 per ounce

• $0.50 per ounce

• $0.49 per ounce

What is the value of p in the proportion if 7/10 * 38 equals 25s * p?

• 25/30

• 21/32

• 25/32

• 21/30

How do you determine if a relationship is proportional using a table?

• Check if all x-values are the same

• Check if all y-values are the same

• Check if x/y is the same for all pairs

• Check if y/x is the same for all pairs

What is the unit rate of kilometers per minute if a bicycle travels 12 kilometers in 40 minutes?

• 0.60 kilometers per minute

• 0.30 kilometers per minute

• 0.40 kilometers per minute

• 0.50 kilometers per minute

If Sean reads 1/5 of a book in 1.5 hours, how long will it take him to read half of the book?

• 2.5 hours

• 4.5 hours

• 3 hours

• 3.5 hours

What is the distance on the map that represents one mile if 1/2 inch represents 4/5 mile?

• 1 inch

• 7/8 inch

• 3/4 inch

• 5/8 inch

What should you do if your SORE score is not what you wanted?

• Ignore the score

• Retake the entire activity

• Complain to the teacher

• Ask for extra credit