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Chapter 9

Chapter 9. Choose a category. You give the correct answer. Click to begin. Choose a point value. Choose a point value. Click here for Final Jeopardy. 9-1 Ratios & Rates. 9-3 Probability. 9-4 Proportions. 9-5 Percent Proportion. 9-6 Statistics. 10 Point. 10 Point. 10 Point.

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Chapter 9

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  1. Chapter 9 Choose a category. You give the correct answer. Click to begin.

  2. Choose a point value. Choose a point value. Click here for Final Jeopardy

  3. 9-1 Ratios & Rates 9-3 Probability 9-4 Proportions 9-5 Percent Proportion 9-6 Statistics 10 Point 10 Point 10 Point 10 Point 10 Point 20 Points 20 Points 20 Points 20 Points 20 Points 30 Points 30 Points 30 Points 30 Points 30 Points 40 Points 40 Points 40 Points 40 Points 40 Points 50 Points 50 Points 50 Points 50 Points 50 Points

  4. Express as a fraction in simplest form. 3 broken eggs out of 12

  5. 1 4

  6. Express as a fraction in simplest form. $5 tip on a $25 meal

  7. 1 5

  8. Write as a fraction in simplest form. 14 dogs to 21 cats

  9. 2 3

  10. Express the ratio as a unit rate. 325 words in 5 minutes

  11. 65 words per 1 minute 65:1

  12. 16 ounces of Planters peanuts cost $3.19 while 12 ounces of Eagle peanuts cost $2.49. Which is a better buy?

  13. Planters at 19.9 cents per 1 ounce. (Eagle is 20.8 cents per ounce)

  14. What is the probability that you will roll a 1 or 6 on a number cube.

  15. 1:3 or 1 3

  16. There are 4 grape. 2 cherry, 3 lemon, and 7 raspberry gumballs in the dispenser. Find the probability P (cherry gumball)

  17. 1:8

  18. There are 4 grape. 2 cherry, 3 lemon, and 7 raspberry gumballs in the dispenser. Find the probability P (raspberry or grape gumball)

  19. 11:16

  20. A di is rolled find the probability. P (not 5)

  21. 5 6

  22. Suppose you roll 2 dice. How many outcomes are in the sample space?

  23. 36

  24. Use cross products to determine if this pair of ratios forms a proportion. 3 5 7 14

  25. They are not equal

  26. Solve the proportion. B5 64 16

  27. B = 20

  28. Write a proportion that can be used to solve this problem 1 subscription for $21 28 subscriptions for x dollars

  29. 1 = 28 21 X

  30. Write a proportion that can be used to solve this problem. Then solve. 20 ounces for $7 17 ounces for x dollars

  31. 20 = 17 7 x x= $5.95

  32. A set of plans show a building that is 4 ¼ inches long. The key for the plans shows that ½ inch represents 6 feet. How long will the actual building be?

  33. 51 feet

  34. Express as a percent. 92 80

  35. 115 %

  36. Use percent proportion to solve. 20% of 40 is what number?

  37. 8

  38. Use percent proportion to solve. Find 24% of 10.5

  39. 2.52

  40. Use percent proportion to solve. Joan’s income is $190 per week. She saves 20% of her weekly salary. How much does she save each week?

  41. $38

  42. Use percent proportion to solve. 90% of the seats on a flight are filled. There are 240 seats. How many seats are filled.

  43. 216 seats

  44. How many days per week should you have physical education? How many people are in the sample?

  45. 25%

  46. How many days per week should you have physical education? Answer 2e What percentage chose two days?

  47. 1 4 25%

  48. How many days per week should you have physical education? Answer 3e What percentage choose 4 days?

  49. 1 4 25%

  50. How many days per week should you have physical education? Answer 4e What part of the sample chose three days?

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