MS. Cooper's Review Session Quiz
- 1.Adam compared the y- intercept of the graph of the function f(x) = 2x + 7 to the y intercept of the graph of the linear function that includes the points in the table below. xg(x) -72-53-34-15 What is the difference when the y- intercept of f(x) is subtracted from the y- intercept of g(x)?
- A.
1.5
- B.
3
- C.
-2
- D.
-1.5
- 2.A theme park costs $25.00 to enter. One of the food stands within the park sells hot dogs for$2.50 each and hamburgers for $3.50 each. If Paul enters the park, walks to the food stand, andpurchases d hot dogs and b hamburgers, the amount of money m he spends can be modeled bythe equation m = 2.5d + 3.5b + 25. Which of the following is the correct interpretation of thisequation?
- A.
2.5d represents the cost of entering the park.
- B.
2.5d represents the cost of purchasing d hot dogs.
- C.
2.5d represents the cost of purchasing d hamburgers.
- D.
3.5b represents the cost of entering the park.
- 3.L is the midpoint of segment JM. K is the midpoint of segment LM. J is located at (8, 10) and M is located at (12, –6). What are the coordinates of K?
- A.
(-5, 6)
- B.
(11,-5)
- C.
(10, 2)
- D.
(11,-2)
- 4.Which expression is equivalent to c² – 81?
- A.
(c – 9) (c – 9)
- B.
(c + 9) (c – 9)
- C.
(c – 27) (c – 3)
- D.
(c + 27) (c – 3)
- 5.
![Find the axis of symmetry of each parabola. - ProProfs]( "Find the axis of symmetry of each parabola.")
Find the axis of symmetry of each parabola.- A.
X=3
- B.
X=-3
- C.
Y=3
- D.
Y=-3
- 6.A rectangle has a width 2 feet less than its length. If the area is 48 square feet, what is the width?
- A.
2
- B.
4
- C.
6
- D.
8
- 7.The function a(t) = 44,000(1.045)t models Johanna’s annual earnings a, in dollars, t years aftershe starts her job. Which of the following statements is true about Johanna’s salary?
- A.
Johanna initially earns $48,000 per year.
- B.
Johanna initially earns $45,980 per year.
- C.
Johanna’s salary increases by 1.045% per year.
- D.
Johanna’s salary increases by 4.5% per year.
- 8.Jeff is 1 year older than twice Mary’s age. The sum of their ages is 16. How old is Mary?
- A.
10
- B.
7
- C.
5
- D.
8
- 9.
![A college surveyed 3500 of its students to determine if the students preferred pizza, burgers, or pasta. The results of the survey are shown in the relative frequency table below. How many more seniors than freshman were included in the survey? - ProProfs]( "A college surveyed 3500 of its students to determine if the students preferred pizza, burgers, or pasta. The results of the survey are shown in the relative frequency table below. How many more seniors than freshman were included in the survey?")
A college surveyed 3500 of its students to determine if the students preferred pizza, burgers, or pasta. The results of the survey are shown in the relative frequency table below. How many more seniors than freshman were included in the survey?- A.
70
- B.
60
- C.
55
- D.
52
- 10.The table below shows values for two functions. Which statement about the functions is true?xf(x)xg(x)–21.50155.75–11.75166.0002.00176.2512.25186.5022.50196.75
- A.
The rate of change is the same for both functions.
- B.
F(x) grows exponentially, and g(x) is constant
- C.
F(x) = g(x) + 0.25
- D.
Both functions grow exponentially
- 11.What are the next three terms in the sequence?-5, 10, -20, 40...
- A.
80, 160, 320
- B.
45, 50, 55
- C.
-80, 160, 320
- D.
-80, 160, -320
- 12.
![What is the equation that represents the graph? - ProProfs]( "What is the equation that represents the graph?")
What is the equation that represents the graph?- A.
Y= -5/2x +1
- B.
Y=2/5x + 1
- C.
Y=5/2x - 1
- D.
Y=2/5x - 1
- 13.Write the equation of the line that is parallel to 3y = 6x + 9 and passes through (2,5).
- A.
Y = 6x + 1
- B.
Y = 2x + 1
- C.
Y = 3x - 9
- D.
Y= 2x + 9
- 14.Two groups of students went to Rio Grande. One group paid $25 for 2 nacho platters and 5 tacos. The other group paid $30.90 for 3 nacho platters and 2 tacos. What is the cost of a nacho platter at Rio Grande?
- A.
$10.80
- B.
$8.75
- C.
$6.50
- D.
$9.50
- 15.What are the zeros of the function f(x) = x2 + 2x – 8?
- A.
4 and -2
- B.
-4 and 2
- C.
6 and 2
- D.
8 and -1
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