Unit 1 Evaluation

5. You ship an 8-lb care package to your friend at college. It will cost $0.85 per pound, plus a flat fee of $12, to ship the package. How much will you pay to ship the package?

$18.80

22. To order movie tickets online, Agnes has to pay $10 per ticket plus a $2 handling fee. If Agnes buys three tickets, how much money will she spend?

$32

14. A store is having a sale on cases of juice. The first two cases of juice cost $8 each. Any additional cases of juice cost $6 each. What is the cost of buying 9 cases of juice?

$58

6. Which ordered pair is NOT a solution of the equation y = x - 3?

(-8, 11)

38. Which ordered pair is a solution to the equation 4 + 3x = -2y?

(2, -5)

20. A clock originally cost x dollars. After you apply a $3 discount, the clock costs y dollars. Which graph models this situation?

(3,0), (4,1), (5,2), etc.

11. You own 100 shares of Stock A and 30 shares of Stock B. On Monday, Stock A decreased by $0.40 per share and Stock B increased by $0.25 per share. What was the total change in value of your shares?

-$32.50

29. Which set of numbers is ordered from least to greatest?

-1, -3/4, -0.7

30. Which of the following numbers is not an integer?

-2/3

41. Which expression is equivalent to |-3 + 5| ?

-3 + 5

3. What is the value of the expression 8(-9) - 6(-3)?

-54

13. Which expression does NOT equal 9?

-|9|

44. Which of the following is a rational number?

0.33333333...

23. What is the value of (8 - 3)2 + 3(-8)?

1

17. To make 12 muffins, you need 1 & 1/4 cups of milk. You want to make 36 muffins, and you have 2 & 1/3 of milk. How many cups of milk do you still need?

1 & 5/12

19. Which expression is equivalent to 3(2n + 1) + 4(n - 2)?

10n - 5

25. Simplify 53 - 15 ÷ 2 + 2.

119.5

16. Josiah spends $3 per square foot on carpet for a square room. If he spends about $430 on carpet, what is the approximate length, in feet, of a side of the room?

12 ft.

42. Simplify -4(-4n + 9).

16n - 36

35. Evaluate (2m2 + 5) - (m + 1) for m = 3.

19

48. Evaluate (4a^2)/(2b-3) for a = 7 and b = 2

196

9. Which expression is equivalent to 2.5(k - 3.4)?

2.5k - 8.5

34. When 18 gallons of water is pumped into an empty tank, the tank is filled to three-fourths of its capacity. How many gallons of water will the tank hold?

24

10. What is the value of 2 + |x + 4| for x = -5?

3

36. Evaluate (p+3t)/6 ÷ (p ÷ 6) for p = 6 and t = 4.

3

27. Evaluate 2ab + c for a = 3.3, b = 4.5, c = 2.

31.7

21. The expression 25 represents the number of cells in a petri dish after a single cell has gone through several stages of cell division. How many cells are in the petri dish after the cell division?

32

43. Simplify 18 + 3(16 • 8) - 5.

397

40. Simplify the expression √16/25

4/5

50. Evaluate 3(x3 - 5x) + 6 for x = 3.

42

45. What is the value of the expression 12 • 4 + 8 ÷ 2 - 4?

48

32. Evaluate the expression 3x - 5 for x = -2, 0, 1, and 5. Which value of x produces the greatest value from the expression?

5

28. Evaluate (r - s)2 for r = 9 and s = 6.5.

6.25

24. A container of milk contains 64 ounces. Which equation models the number n of ounces remaining after you have drunk m ounces?

64 - m = n

46. Half of the money collected at a show was donated to charity. Tickets cost $100 per pair. The charity received $3500. How many pairs of tickets were sold?

70

26. Simplify 8(5 - 3)3 + 9.

73

33. Monica's basketball team is playing an exhibition game against a local college. After the first half of the game, Monica sees that her team has 24 points, and the college team has 32 points. How many more points does Monica's team need to tie the game?

8

4. What is the order of the numbers √10, 3.3, √9, and 8/3 from least to greatest?

8/3, √9, √10, 3.3

7. Which property does the equation 4 + x + 7 = 4 + 7 + x illustrate?

Commutative Property Of Distribution

47. Name the property illustrated by the equation (8 + 2) + 7 = (2 + 8) + 7

Commutative Property of Addition

39. Identify the property in a(b - c) = ab - ac.

Distributive Property

15. Which statement about real numbers is true?

Every integer is a rational number.

37. Which of the following equations best describes the relationship between the amount of money a in a bag of quarters and the number of quarters q?

a = 0.25q

2. What is the solution of the equation 7d + 7 = 14?

d = 1

31. Which of the following sets of numbers would best be used to describe the area of a kitchen floor?

rational numbers

18. A blank CD can hold 80 min of music. You have m minutes of music to burn onto the CD. Which expression models the amount of time t that is left on the CD?

t = 80 - m

49. Which phrase can be represented by the expression c - 4 • 6?

the product of 4 and 6 less than c

12. The table shows the relationship between the number of laps x you swim in a pool and the distance y, in meters, that you swim. Which equation describes the pattern in the table?

y = 50x

8. Bill has a $10 coupon for a party store. He need to buy some balloons for a birthday party. If each balloon costs $2 and Bill uses his coupon, what is an equation that gives the total price y of his purchase?

y=2x-10

1. If x = -2, y = 3, and z = 4, which expression has the greatest value?

z(x - y)2 - x