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Chapter 2 Review

Chapter 2 Review. Question 1. m – 9 = 11. Question 2. 6( t + 5) = –36. Question 3. 8 j – 5 + j = 67. Question 4. 0.5(s + 5) = 7.5. Question 5. – n + 8.5 = 14.2. Question 6. 8 p – 3 = 13. Question 7.

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Chapter 2 Review

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  1. Chapter 2 Review

  2. Question 1 m – 9 = 11

  3. Question 2 6(t + 5) = –36

  4. Question 3 8j – 5 + j = 67

  5. Question 4 0.5(s + 5) = 7.5

  6. Question 5 –n + 8.5 = 14.2

  7. Question 6 8p – 3 = 13

  8. Question 7 Your test scores for the semester are 87, 84, and 85. Can you raise your test average to 90 with your next test?

  9. Question 8 You spend of your allowance each week on school lunches. Each lunch costs $1.25. How much is your weekly allowance?

  10. Question 9 4h + 5 = 9h

  11. Question 10 2(3x – 6) = 3(2x – 4)

  12. Question 11 7t = 80 + 9t

  13. Question 12 A DVD club charges a monthly membership fee of $4.95 and $11.95 for each DVD purchased. If a customer’s bill for the month was $64.70, how many DVDs did the customer purchase?

  14. Question 13 A shopper’s discount club charges a monthly fee of $15 and sells gasoline for $2.05 per gallon. The gas station across the street sells gasoline for $2.35 per gallon and charges no fee. How many gallons of gasoline would you have to buy in one month to spend the same amount at either store?

  15. Question 14 A lawyer charges $100 per month to be put on retainer for a client. The lawyer also charges an hourly rate of $75 for work done. How many hours does the lawyer have to work for a client, in one month, to charge $625?

  16. Question 15 Solve each equation for y. Then find the value of y for each value of x. x = 9 – 3y; x = –3, 6, 12

  17. Question 16 Solve each equation for y. Then find the value of y for each value of x. y + 3x = 8; x = –2, 0, 2

  18. Question 17 Solve for x. c =b – bx

  19. Question 18 Solve for x. px+qx =r

  20. Question 19 Round to the nearest tenth. Use 3.14 for pi. What is the radius of a circle with a circumference of 15 cm?

  21. Question 20 What is the height of a triangle that has a base of 8 in. and an area of 28 square inches?

  22. Question 21 Convert. • 12 feet = ___________________ inches • 350 cm = ___________________meters • 225 min = ____________________hours

  23. Question 22 One bakery is selling 6 muffins for $7.25. Another bakery is selling 8 muffins for $9.29. Which bakery has the better deal?

  24. Question 23 A 12-ounce can of green beans is sold for $1.45. What is the price per pound?

  25. Question 24 A sailboat is traveling at a speed of 10 nautical miles per hour. If 1 nautical mile is 6076 ft, what is the speed of the sailboat in feet per second?

  26. Question 25 Solve each proportion. • = • =

  27. Question 26 Solve each proportion. • = • =

  28. Question 27 You are planting a vegetable garden with 10 rows. If it took 24 minutes to plant the first 3 rows, how long will it take to plant all 10 rows of the garden?

  29. Question 28 If 3 pizzas serve 12 people, how many pizzas are needed for a pizza party with 68 people?

  30. Question 29 Approximately 8 out of every 25 families in the United States own dogs. If you asked 90 families, about how many of them would you expect to own dogs?

  31. Question 30 The scale on a map is 1 in. : 15 mi. The distance between two cities is 25 mi. Find the distance in inches between the cities on the map

  32. Question 31 Find each percent, part or base. • What percent of 35 is 14? • What percent of 48 is 36? • What is 30% of 124?

  33. Question 32 You deposit $750 in a savings account that earns simple interest at a rate of 2.5% per year. How much interest will you have earned after 5 years?

  34. Question 33 Find the percent of change. • 18 oz to 12 oz • $4.50 to $5.00

  35. Question 34 Find the percent of change. • A $1500 computer is on sale for $1275. • The value of a stamp collection increases from $160 to $180 in one year.

  36. Question 35 The side lengths of the rectangle below have been measured to the nearest centimeter, as shown. What is the greatest possible percent error in finding the area f the rectangle? 15cm 9cm

  37. Answers:

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