1. Powerpoint Jeopardy Equations for Lines Matrices and Probability Mean, median, mode, etc. Proportions and Miscellaneous More Miscellaneous 10 20 30 40 50

2. Y = -4x + 2 What is the slope of a parallel line? What is the slope of a perpendicular line?

3. What is the slope of a line that passes through the points (-4, 5) and (2, 12)?

4. Rewrite in slope-intercept form: 2x – 8y = 20

5. Write an equation in slope-intercept form for a line with a slope of -4 and that contains the point (1, 5).

6. A car rental company charges a flat fee of $40 to rent the car and an additional $0.20 per mile. The total cost is represented by: c = 40 +.20m. What does the slope in this equation represent? The y-intercept? How much will it cost if you drive 300 miles?

7. Aaron rolled a die 30 times and recorded his results in the table below. Based on the table, how many times should Aaron expect to roll a 4 or 5 if he rolled the die 120 times? DieFrequency 15 24 37 43 56 65

8. At the end of each day, Bob's Balloon Shop counts how many balloons they have in the store. The results of their Monday and Tuesday counts are shown in the matrices below. The shop received no new balloons on either day.How many helium blue balloons did they sell on Tuesday?

9. A store sells T-shirts. The matrices below show the number of T-shirts in the store on November 1 and December 1.If the store did not add any additional T- shirts between November 1 and December 1, how many white large t-shirts did they sell?

10. The matrices below compare teen consumption of milk and soda in 1978 and 1996. How many more ounces did GIRLS consume in 1996 than in 1978 (both milk and soda)?

11. The Class of 1998 gave a survey to 120 students to see how many shirts they should order. Below are the results of the survey. If they want to order shirts for the whole school which has 840 students, how many short sleeve medium shirts should they order?

12. What is the mean and median for this data?

13. If David scored a 97, 92, 87, and an 81 on his first four tests, what does he need on his 5 th test in order to get an average of 90 in the class?

14. Draw a box-and-whisker plot for this data. 18 27 34 52 54 59 61 68 78 82 85 87 91 93 100

15. Based on this box-and- whisker plot, what percent of the data is 69 or more?

16. This data shows test scores for 15 students on a recent math test. Which is the best measure of central tendency to represent the data and why? Test Scores: 10, 70, 75, 76, 77, 80, 82, 84, 86, 89, 90, 92, 93, 95, 97

17. 12 out of 50 doctors surveyed said they preferred people to call before coming to the emergency room. How many doctors would prefer people to call out of 212 doctors in the city?

18. 16 students in our class of 20 said they wanted better music for incentive day. At this rate, how many students in our school of 780 want better music?

19. Rate of change problem See board.

20. The chaperone to student ratio for our field trip was 1:8. The total amount of people going on the trip was 360. What was the amount of chaperones that attended the field trip?

21. Line of best fit problem See board.

22. What is an equation for this pattern? Days Late Fee 12.50 23.00 33.50 44.00 AB C D y = 2x +.50 y =.50x + 2 y =.50x + 2.50 y = 2.50x +.50

23. What is the min, max, domain, and range for the graph below?

24. Graph the equation: y = ½ x – 3

25. Graph the inequality: y < -3x + 2

26. What are the equations for these lines? AB