1. Jeopardy A C Q $100 Q $100 Q $100 Q $200 Q $200 Q $200 Q $300 Q $300B C
Q $100
Q $100
Q $100
Q $200
Q $200
Q $200
Q $300
Q $300
Q $300

2. $100 Question

3. $200 Question
An online music vendor sells package prices for songs that can be downloaded on to personal digital devices. The graph below shows the package prices for downloads. What coordinates represent the unit cost of each song?

4. $300 Question
A company manufactures t-shirts. A machine cuts the fabric pieces and workers sew them. One worker can sew the fabric pieces for a 1/2 of a shirt in 1/8 hour. How long does it take a worker to sew one t- shirt?

5. $100 Question
Amy walked 0.7 mile to school in 45 minutes. What proportion could you use to find out how long it would take Amy to walk 1 mile at the same rate?

6. $200 Question
On Monday, Ken biked 5.4 miles in 20 minutes. On Tuesday, Ken biked 7 miles in 30 minutes. Did Ken run at the same average speed on both days? Use a proportion to explain your answer.

7. $300 Question
Jose is squeezing lemonades to make lemonade for a fundraiser. So far, he has made 12 cups of lemonade. The graph below represents the total number of cups of lemonade and the total amount of lemons required to make the lemonade. The constant of proportionality shown by the graph is ___________.The constant of proportionality represents __________________ per ________________.

8. $100 Question
Does the graph show that the time spent babysitting and the money earned are proportional?
Explain how you know.

9. $200 Question
Acceptance into a local college is highly competitive. Last year only 2 out of every 18 applicants were accepted into the college. This year the college accepted 50 of 800 possible applicants. Compare this year's acceptance rate to that of last year's rate.
Is this year's acceptable rate higher than, lower than, or equal to last year's acceptance rate? Explain your reasoning.

10. $300 Question
The graph below represents the number of miles Mark jogged over time.
Part A: What is the constant of proportionality of the graph?
Part B: Write an equation to represent a trend line that best fits the data in the graph, where d is the number of days and m is the number of miles traveled.
Part C: Explain the meaning of each of the following coordinate pairs in the graph: (0,0) (1,5) (6, 20)