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General Maths Unit 2 Revision

Total questions: 176

Worksheet time: 6hrs 39mins

Name
Class
Date
1.
On Saturday morning, Vanessa's checking account had a $762.35 balance.  Later that day she used her debit card to pay $14.80 for gasoline and $56.94 for groceries.  She also transferred $500 from her savings account to her checking account using her bank's ATM.  What is her checking account balance at the end of the day?
a)
$262.35
b)
$190.61
c)
$1,262.35
d)
$1,190.61
2.
What is "n" if the interest is compounded monthly?
a)
2
b)
12
c)
365
d)
4
3.
What is "n" if the interest is compounded semi-annually?
a)
1
b)
12
c)
365
d)
2
4.
If you invest $300 at 6% compounded monthly, how much money do you have after 4 years?
a)
$381.14
b)
$381.15
c)
$1274.01
d)
$381.37
5.
The Arnold's took out a loan for $195,000 to purchase a home. At a 4.3% interest rate compounded annually, how much total will they have paid after 30 years?
a)
$412,749.79
b)
$529.305.61
c)
$689,546.99
d)
$640,891.53
6.
If you borrow $600 at 12% compounded daily, how much money do you owe after 30 years?
a)
a lot
b)
$21,945.95
c)
$25,945.95
d)
$21,958.94
7.
The simple interest formula is I=Prt.  The P represents the principle.  The principle is ___________________.  
a)
the amount of money borrowed or deposited
b)
the percent interest for his year
c)
the amount taxed
d)
the amount the bank owes you for being a customer at their bank
8.
Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?
a)
$150
b)
$192
c)
$1350
d)
$1392
9.
Beyonce went to the mall and saw a massage chair that she would have to take a loan out for $6500 to purchase.  The bank said that she could get a simple interest rate of 8% for 5 years.  What is the total amount that Beyonce will pay for the chair?
a)
$2600
b)
$910
c)
$9100
d)
$260
10.
Find the total amount in the account to the nearest cent if the interest is compounded annually. 
$2750 at 8% for 2 years
a)
$2200.00
b)
$3207.60
c)
$8910.00
d)
$2750
11.
The compound interest formula is:
A = P(1 + r)t

What does the A represent?
a)
The amount of interest earned.
b)
The amount of time that has passed.
c)
The total amount of money after a certain amount of time.
d)
The amount required to invest.
12.
Justin felt it wasn't to late to say sorry and borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?
a)
$150
b)
$192
c)
$1350
d)
$1392
13.
Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?
a)
$7.50
b)
$26.25
c)
$87.5
d)
$262.50
14.
Ann puts $300 in a bank account earning 4% interest.  How much will she earn in interest in 1 year?
a)
4
b)
8
c)
12
d)
16
15.
Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?
a)
150
b)
192
c)
1350
d)
1392
16.
Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?
a)
7.50
b)
26.25
c)
87.5
d)
262.50
17.
Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.
a)
14
b)
140
c)
168
d)
16.80
18.

Principal = $1500

Interest earned = $60

Time = 1 year

Find the interest rate.

a)

40%

b)

4%

c)

0.4%

d)

8%

19.

You lend $240 to your friend. He pays you back $30 in interest in one year. What interest rate did you charge your friend?

a)

88%

b)

20%

c)

12.5%

d)

10%

20.
Jenna borrowed $5,000 for 3 years and had to pay $1,350 simple interest at the end of that time. What rate of interest did she pay?
a)
6%
b)
6%
c)
8%
d)
9%
21.

If $1,000 is invested at 16% interest, compounded annually, for five years, what is the ending balance?

a)

$1,225,54

b)

$2,100.34

c)

$22,255.40

d)

$225.54

22.
Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 15 year?
a)
$827.52
b)
$831.10
c)
$839.45
d)
$846.80
23.
You borrowed $1,690 for 5 1/2 years at an interest of 5.7% compounded annually.  How much extra did you pay by taking out the loan?
a)
$602.45
b)
$2,292.45
c)
$1,87.55
d)
$3,982.45
24.
Principal: $999
Interest Rate: 5.45%
Time: 19 years
Compounded Quarterly
State the future account balance.
a)
$2794.10
b)
$2738.11
c)
$2774.98
d)
$2807.11
25.
Principal: $5000
Interest Rate: 3.75%
Time: 25 years
Compounded Monthly
State the future account balance.
a)
$12712.31
b)
$12,749.30
c)
$12,657.59
d)
$12550.84
26.
Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint:  Write your formula and then simplify it.)
a)
an=2+6n
b)
an=-6+6n
c)
an=6n-4
d)
an=4-6n
27.
Find the 22nd term of the following sequence:
5, 8, 11, ...
a)
14
b)
68
c)
63
d)
71
28.
Identify the common difference.
97, 86, 75, 64, ...
a)
8
b)
11
c)
-11
d)
-8
29.
Identify the common difference.
3, 7, 11, 15, ...
a)
6
b)
5
c)
4
d)
2
30.
Find the 32nd term of this sequence.
34, 37, 40, 43, ...
a)
32
b)
64
c)
127
d)
356
31.
Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)
a)
an = 4n + 29
b)
an = -4n + 25
c)
an = -4n + 29
d)
an = 4n + 25
32.
The next two terms of the sequence 4,7,10,13 are ....
a)
16 and 19
b)
15 and 19
c)
16 and 18
d)
15 and 18
33.
What is the distance from one number to the next in a sequence of numbers that is represented by a (d) in an arithmetic sequence?
a)
Common denominator
b)
Common opposites
c)
Common domain
d)
Common difference
34.
Find the 10th term.
a)
16
b)
12
c)
21
d)
30
35.
Find a26 in the arithmetic sequence: -15, -35, -55, -75, ...
a)
-515
b)
-490
c)
-535
d)
460
36.
Is this an Arithmetic sequence? 5, 4.25, 3.5, 2.75
a)
Yes
b)
No
37.
What kind of sequence is the pattern 32, 38, 44, 50, 56, ...?
a)
arithmetic
b)
geometric
c)
neither
38.
In Arithmetic Sequences, to get the next number, you have to
a)
multiply or divide
b)
add or subtract
39.

If GST is applied to an item marked $121.50, the new price of the item is:

a)

131.50

b)

111.50

c)

133.65

d)

110.45

40.

Shares in Company A have a market value of $22.50. If the company makes a 12-month profit of $2.85 per share, the price-to-earnings ratio for that time period is:

a)

12.67

b)

0.13

c)

7.89

d)

25.35

41.

Sue has a credit card debt of $3000. She has 35 interest-free days left, but she will not be able to pay the amount for 90 days. If the interest rate is 18.9% per annum, the amount she will need to repay is closest to:

a)

3055

b)

3087

c)

3143

d)

87

42.

The price of a newspaper is $2 today. If the price increases with inflation, what will be the price of the newspaper in 10

years time if the average annual inflation rate is 1.8%?

a)

2.39

b)

2.10

c)

2.18

d)

5.57

43.
5, 10, 15, 20, 25, ____, ____, ____
a)
30, 35, 40
b)
65, 35, 116
c)
26, 27, 28
d)
20, 15, 10
44.

12, 14,16,18................,..................,

a)

14,12

b)

200,13

c)

100,18

d)

none of the above

45.
Complete the pattern: 90, 80, 70, 60, ___, 40
a)
20
b)
50
c)
70
d)
40
46.
4, 8, 16, 32 What rule was used to make this pattern?
a)
Add 2
b)
Multiply by 2
c)
Add 4 
d)
Multiply by 4
47.
What is the pattern: 
1, 3, 9, 27
a)
Multiply by 2
b)
Add 3
c)
Multiply by 3
d)
Add 4
48.
320, 340, 360, 
What is the next number in the pattern?
a)
54
b)
400
c)
380
d)
370
49.
34, 40, 46, ____, ____
What is the fifth number in the pattern?
a)
60
b)
52
c)
58
d)
34
50.
Mrs. Hunt wrote the following number pattern: 37, 30, 23, 16, 
What number would come next if the pattern continued?
a)
15
b)
5
c)
9
d)
10
51.
47, 50, 53, 56, ____, 62, ____
What are the missing numbers?
a)
59, 69
b)
59,65
c)
65, 45
d)
60, 64
52.
How would you describe this pattern's rule?
23, 29, 35, 41
a)
Subtract 6
b)
Add 6
c)
Subtract 5
d)
Add 4
53.
What are the missing numbers in this pattern?
12, 15, ___, 21, ____, 27
a)
18,23
b)
18, 24
c)
17, 25
d)
17, 24
54.
How many counters would come next?
a)
5
b)
7
c)
9
d)
11
55.
34, 38, a , 46, 50, b
What number should replace a?
a)
40
b)
39
c)
42
d)
70
56.
34, 38, a , 46, 50, b
What number should replace b?
a)
40
b)
54
c)
60
d)
55
57.

What is the y-intercept in the equation?

y = -4 + 5x

a)

5

b)

-4

c)

-5

d)

4

58.
Find the slope
a)
-5/3
b)
-3/5
c)
5/3
d)
3/5
59.
What is the y-intercept for the given graph?
a)
-5
b)
5
c)
1
d)
-1
60.

Which equation is being represented by this line?

a)

y = 2 -1x

b)

y = 2 + 1/2x

c)

y = -4 + 3x

d)

y = 2 - 3x

61.
Identify the y-intercept for the function:
y=-3x
a)
-3
b)
0
c)
1
d)
-1
62.

What is the slope of the equation?

y = 4 - 3x

a)

-3

b)

4

c)

-4

d)

3

63.

Find the gradient between the points

(8, 5) and (-9, 5)

a)

Zero

b)

Undefined

c)

-10/17

d)

-10/1

64.
Find the slope between the points
(-4, 3) and (-4, -7)
a)
5/4
b)
-10/8
c)
Zero
d)
Undefined
65.
A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?
a)
y=15x
b)
y=15x+80
c)
y=x+15
d)
y=80x+15
66.

Which equation best represents the relationship between x and y in the table shown?

a)

y= 5 + 5x

b)

y=5 + 1/5x

c)

y=5 + 15x

d)

y=5+ 10x

67.
What does the graph of y =7 look like?
a)
A horizontal line 7 units below the x-axis.
b)
A vertical line 7 units to the right of the y-axis.
c)
A vertical line 7 units to the left of the y-axis.
d)
A horizontal line 7 units above the x-axis
68.
What does the graph of x = -5 look like?  
a)
A horizontal line 5 units below the x-axis.
b)
A vertical line 5 units to the right of the y-axis.
c)
A vertical line 5 units to the left of the y-axis.
d)
A horizontal line 5 units above the x-axis.
69.

The equation of the line of best fit

is y= 1 + 1/2x.

How many laps can a bicycle make around the park in

23 minutes?

a)

44 laps

b)

12 1/2 laps

c)

23 laps

d)

55 laps

70.

Students in a group of chess teams submitted data about hours of team practice and the number of matches the team won. The graph shows the results of the data. Based on the line of best fit equation y =3.52 + 3.14x, if a team practices 4.5 hours per week next year, which is the best prediction of the number of chess matches a team could expect to win?

a)

about 24

b)

about 12

c)

about 8

d)

about 18

71.

Adrianna has $20 in her savings account. Each week she will add $5 to it. Which equation represents this situation?

a)

y=25x

b)

y= 5 + 20x

c)

y=20 + 5x

d)

y=5x

72.
Select the statement that best describes the line.
a)
The line is the line of best fit.
b)
The line is NOT a line of best fit because it does not pass through two points.
c)
The line is NOT a line of best fit because it does not go through the middle of the data set.
d)
The line is NOT a line of best fit because it does not go through the origin.
73.
Predicting the number of days to finish when you read 40 pages is an example of:
a)
Interpolation
b)
Extrapolation
c)
An outlier
74.
This means to predict a value inside the known values on a graph.
a)
trend line
b)
interpolation
c)
extrapolation
d)
causation
75.
This means to predict a value outside the known values on a graph.
a)
trend line
b)
interpolation
c)
extrapolation
d)
causation
76.
What is f when x equals 4?
a)
-5
b)
0
c)
3
d)
6
77.

For the piecewise graph, when t=5, C=

a)

80

b)

100

c)

200

d)

180

78.

Water is being pumped into a tank. The graph shows the volume of water in a tank V (litres) after t minutes. The rate at which water is being pumped into the tank is closest to:

a)

40

b)

60

c)

80

d)

120

79.
a)
A
b)
B
c)
C
d)
D
80.
a)
A
b)
B
c)
C
d)
D
81.
a)
A
b)
B
c)
C
d)
D
82.
a)
2
b)
4
c)
-2
d)
0
83.
a)
-4
b)
-32
c)
4
d)
-2
84.
a)
A
b)
B
c)
C
d)
D
85.
a)
A
b)
B
c)
C
d)
D
86.
What is the gradient in the picture?
a)
Positive
b)
Negative
c)
Zero
d)
Undefined
87.
 A line has an equation of y = - 3x + 8.  What is the y-intercept of the line?  Please enter your answer as a coordinate (x, y).
a)
(0, -3)
b)
(0, 3)
c)
(0, -8)
d)
(0, 8)
88.
A line has an equation of y = - 5x - 10.  What is the gradient of the line?
a)
-5
b)
-10
c)
5x
d)
10
89.

What does "b" represent in

y = a + bx?

a)

y-intercept

b)

gradient

c)

x-coordinate

d)

y-coordinate

90.

What does "a" represent in

y = a + bx?

a)

y-intercept

b)

x-coordinate

c)

x-intercept

d)

gradient

91.

Look at the graph. Write down the equation for the line.

a)

y = 3 - x

b)

y = 3+ 4x

c)

y = 3+ 1/4 x

d)

y = 3 - 4x

92.

If b=3 and a=6, what is the correct equation?

a)

y = 3 - 6

b)

y = -6+ 3x

c)

y = 6 + 3x

d)

y = 3+ 6x

93.

Write the equation for this graph?

a)

y = 60 - 10x

b)

y = 60 - 5x

c)

y = 60 - 1/2 x

d)

y = 60 - x

94.

Write the equation of a line where the gradient is 0 and the y-intercept is 8.

a)

y = 8x

b)

x = 8

c)

y = 8

d)

y = 8 + x

95.
The slope of the line is...
a)
Positive
b)
Negative
c)
0
d)
Undefined
96.
What is the slope for the table below?
a)
1/3
b)
3/7
c)
7/3
d)
3
97.
At what rate did the rain fall?
a)
2 cm per hour
b)
1/4 cm per hour
c)
1/2 cm per hour
d)
4 cm per hour
98.

Which is the graph of y=2 - x?

a)

A

b)

B

c)

C

d)

D

99.
Given the graph below, what are the x and y intercepts? 
a)
x = -2 and y = 1
b)
x = 1 and y = -2
100.
What is at (1,2)?
a)
the moon
b)
the sun
c)
a blue planet
d)
a robot
101.
Which point on the scatter plot represents a hamburger that has 19 grams of fat and 400 Calories? 
a)
Point A 
b)
Point B
c)
Point C
d)
Point D
102.
The scatter plot shows climate data for 10 cities on a certain day. Use the scatter plot to identify which of these statements is false. 
a)
The temperature was at least 22 degrees in 4 cities
b)
Two cities got exactly 10 mm of rain
c)
None of the cities got more than 20 mm of rain
d)
None of the statements are false
103.
The scatter plot shows the distance traveled and the cost of airfare. The data is modeled by the function y= 1/3x. Based on the slope of the line, which is the BEST interpretation of this graph?
a)
For every mile traveled, the cost is about $3
b)
For every 3 miles traveled, the cost is about $3
c)
For every mile traveled, the cost is exactly $3
d)
For every 3 miles traveled, the cost is exactly $1
104.
The scatter plot shows the cost of parking in different amounts of time. Which statement is true about the trend line shown. 
a)
The line comes close to most of the data, so it represents the data well.
b)
The line shows an incorrect association and does not come close to most of the points.
c)
the line shows the correct association, but it does not come close to most of the points
d)
the scatter plot shows no association, so a trend line should not have been drawn 
105.
What type of correlation does the scatter plot show?
a)
Negative
b)
Positive
c)
No Correlation
106.
Would the following situation be a positive, negative, or no association?
Amount of heat used and outside temperature 
a)
Negative
b)
Positive 
c)
No Correlation
107.
Would the following situation be a positive, negative, or no association?
Amount of exercise and income
a)
Positve
b)
Negative
c)
No Correlation
108.

Would the following situation be a positive, negative, or no association?

Time spent driving and distance traveled

a)

Positive

b)

Negative

c)

No Correlation

109.
Does this graph show a linear relationship? 
a)
Yes
b)
No
110.
Would the following situation be a positive, negative, or no association?
The value of a car and its age
a)
Positve
b)
Negative
c)
No Correlation
111.
Which of the lines shown is a reasonable trend line for the scatter plot? 
a)
Line t
b)
Line m
c)
Line p 
112.
Which sentence is true about the best fit line for the following scatter plot?
a)
The slope is -3/2 and the y-intercept is -9
b)
The slope is 3/2 and the y-intercept is -9
c)
The slope is -2/3 and the y-intercept is 9
d)
The slope is 2/3 and the y-intercept is 9
113.
The scatter plot suggest a linear association among the data. Two points that lie on the trend line drawn for the data are (3, 40) and (5,30). Find the equation for the trend line. 
a)
y = -4x + 55
b)
y = -4x + 56
c)
y = -5x + 55 
d)
y = -5x + 54
114.
The scatterplot shows the temp in degrees F outside a house every hour for 10 hours. The equation for the trend line is y= -0.3x + 61.4.
Estimate the temperature after 2 hours. 
a)
62
b)
198
c)
60
d)
60.8
115.
The scatterplot shows the temp in degrees F outside a house every hour for 10 hours. The equation for the trend line is y= -0.3x + 61.4.
Estimate in how many hours the temp would be 59 degrees. 
a)
2
b)
8
c)
10
d)
6
116.
The scatterplot shows the temp in degrees F outside a house every hour for 10 hours. The equation for the trend line is y= -0.3x + 61.4.
Estimate in how many hours the temp would be 59 degrees. 
a)
2
b)
8
c)
10
d)
6
117.
The scatterplot shows the temp in degrees F outside a house every hour for 10 hours. The equation for the trend line is y= -0.3x + 61.4.
Estimate the temp after 13 hours using the equation. 
a)
57.5
b)
55
c)
30
d)
-10
118.
The results of a survey of eight-grade students asking about their participation in at least one sport are shown below.
According to the data in the table, which sentence is true?
a)
Of the students that participate in sports, 56.25% are girls.
b)
Of the students that were surveyed, 68% participate in sports.
c)
Of the students that participate in sports, 28% are boys.
d)
Of the students that were surveyed, 72% do not participate in sports.
119.
The table shows how 50 students travel to school. 
What is the relative frequency of a 7th grade student traveling to school by bus? 
a)
55%
b)
22%
c)
38%
d)
40%
120.
The table shows how 50 students travel to school. 
What is the relative frequency of a 7th grade student traveling to school by walking? 
a)
45%
b)
30%
c)
60%
d)
40%
121.
Mrs. Cooper asked students in her homeroom if they would prefer to go to a historic site or an art museum for a fild trip. The results are shown below. 
Among the girls, what is the relative frequency that a girl wants to go to the Historic Site? 
a)
16%
b)
40%
c)
31%
122.
Mrs. Cooper asked students in her homeroom if they would prefer to go to a historic site or an art museum for a fild trip. The results are shown below. 
Among the girls, what is the relative frequency that a girl wants to go to the art museum?
a)
60%
b)
40%
c)
16%
d)
24%
123.
Could this survey be used to collect bivariate categorical data?
Are you afraid of heights?
What's your favorite type of movie?
a)
Yes
b)
No
124.
Could this survey be used to collect bivariate categorical data?
Have you gone to the movies in the last week?
In which month were you born?
How much homework do you have per day?
a)
Yes
b)
No
125.
You want to see if there is an association between being an only child and playing sports. What is an appropriate set of questions to ask?
a)
Do you have siblings? Do you like football?
b)
Do you have any siblings? How often do you play sports?
c)
How many siblings do you have? Do you play sports?
d)
Are you an only child? Do you play sports?
126.
Which variables have values that are measurable?
a)
Zip Codes
b)
Boiling Temperature
c)
Area Codes
d)
Type of Movie Genres
127.
Which of the following variables are categorical?  
a)
Zip Codes
b)
Weight
c)
Height
d)
Number of Siblings
128.
This measures how strong or weak the relationship between 2 variables are.
a)
Scatter Plot
b)
Causation
c)
Correlation
129.
This implies that one variable has an affect on the other variable.
a)
Scatterplot
b)
Causation
c)
Correlation
130.
The _________________ ____________________ measures the strength of the relationship between 2 variables.
a)
Correlation Coeffiecient
b)
Causation
c)
Independent Variable
131.
The correlation coefficient, r, is always between ___ and ___.
a)
0 and 1
b)
-1 and 1 
c)
-1 and 0
132.
A perfect positive correlation has a correlation coefficient of ____. 
a)
1
b)
-1
c)
0
133.
A perfect negative correlation has a correlation coefficient of ____. 
a)
1
b)
-1
c)
0
134.
If there is NO correlation between 2 variables, the correlation coefficient is ____. 
a)
1
b)
-1
c)
0
135.
Describe the correlation in the graph shown.
a)
Strong Negative
b)
Weak Positive
c)
Weak Negative
136.
Describe the correlation in the graph shown.
a)
Strong Negative
b)
Strong Positive
c)
Weak Negative
137.
Describe the correlation in the graph shown.
a)
Weak Negative
b)
Weak Positive
c)
Strong Negative
138.
Causation shows that two things are
a)
related
b)
causing each other
c)
unrelated
139.
A correlation shows that two things are
a)
related
b)
causing each other
c)
unrelated
140.
A bad weather forecast leads to fewer students walking to school.
(Think, is this cause and effect)
a)
Causation
b)
Correlation without causation
141.
Seat belts reduce the risk of a severe injury in a car accident.
(Think, is this cause and effect)
a)
Causation
b)
Association without causation
142.
What is the type of association?
a)
Negative 
b)
no association
c)
positive 
143.
What type of association does this graph have?
a)
positive
b)
negative
c)
none
d)
all of the above
144.
What type of correlation (association)?
The outside temperature and the amount of layers you wear. 
a)
Positive correlation
b)
Negative correlation
c)
No correlation
145.
The number of siblings you have and your weight. 
a)
Positive correlation
b)
Negative correlation
c)
No correlation
146.
As x increases, y decreases.
a)
no correlation
b)
negative correlation
c)
correlation coefficient
d)
positive correlation
147.
As x increases, y increases
a)
correlation coefficient
b)
causation
c)
positive correlation
d)
negative correlation
148.
Which scatter plot shows a linear relationship between x and y?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
149.
Describe the association of the scatter plot
a)
Linear; positive association
b)
Linear; negative association
c)
Non-linear
150.

Identify the explanatory variable in this scenario: The weeds in my garden are 2 inches taller today after the heavy rain we received last night.

a)

Height of weeds

b)

Amount of rain

c)

Neither "height of weeds" or "amount of rain"

d)

Could be "height of weeds" or "amount of rain"

151.

Identify the explanatory variable in this scenario: In a study, adult volunteers drank different numbers of cans of beer. Thirty minutes later, a police officer measured their blood alcohol level.

a)

Amount of beer consumed

b)

Blood Alcohol Level

c)

Neither "Amount of beer consumed" or "Blood Alcohol Level"

d)

Could be "Amount of beer consumed" or "Blood Alcohol Level"

152.

Identify the explanatory variable in this scenario: Last year, our basketball team won 35% of their games. This year, they have won 65% of their games and the crowds are much larger.

a)

Size of crowd

b)

Number of games won

c)

Neither "Size of crowd" or "Number of games won"

d)

Could be "Size of crowd" or "Number of games won"

153.

Identify the response variable in this scenario: Last year, our basketball team won 35% of their games. This year, they have won 65% of their games and the crowds are much larger.

a)

Size of crowd

b)

Number of games won

c)

Neither "Size of crowd" or "Number of games won"

d)

Could be "Size of crowd" or "Number of games won"

154.

Identify the response variable in this scenario: A recent study compared the average number of hours of sleep each night each person reported as well as the number of cups of coffee they consumed that day.

a)

Hours of sleep

b)

Number of cups of coffee

c)

Neither "Hours of sleep" or "Number of cups of coffee"

d)

Could be "Hours of sleep" or "Number of cups of coffee"

155.

Identify the explanatory variable in this scenario: A recent study compared the average number of hours of sleep each night each person reported as well as the number of cups of coffee they consumed that day.

a)

Hours of sleep

b)

Number of cups of coffee

c)

Neither "Hours of sleep" or "Number of cups of coffee"

d)

Could be "Hours of sleep" or "Number of cups of coffee"

156.
Determine whether the sequence is arithmetic, geometric, or neither.
a)
arithmetic
b)
geometric
c)
neither
157.
Determine whether the sequence is arithmetic, geometric, or neither.
a)
arithmetic
b)
geometric
c)
neither
158.
Determine whether the sequence is arithmetic, geometric, or neither.
a)
arithmetic
b)
geometric
c)
neither
159.
Find the common ratio for the geometric sequence.
a)
10
b)
1/2
c)
2
d)
4
160.
Write the explicit formula for the geometric sequence.
a)
an = 10(2)n-1
b)
an = 2(10)n-1
c)
an = 10(2)n
d)
an = 2(10)n
161.
Write the explicit formula for the geometric sequence.
a)
an = 4(3)n-1
b)
an = 3(4)n-1
c)
an = -4(3)n-1
d)
an = 3(-4)n-1
162.
Find the common ratio for the geometric sequence.
a)
-4
b)
4
c)
1/4
d)
-1/4
163.
What is the 14th term of the geometric sequence?
a)
14,348,907
b)
4,782,969
c)
1,594,323
d)
45
164.
What is the 11th term of the geometric sequence?
a)
-5120
b)
97,656,250
c)
19,531,250
d)
-19,531,250
165.
Is the sequence-4, -12, -36, -108,... geometric?
a)
yes
b)
no
166.
Is the sequence 2, 4, 12, 48,... geometric?
a)
yes
b)
no
167.
Is the sequence 7, 9, 12, 16,... geometric?
a)
yes
b)
no
168.
Is the sequence 256, 64, 16, 4,... geometric?
a)
yes
b)
no
169.
Find the common ratio: 4, -16, 64, -256, ...
a)
r = -4
b)
r = 2
c)
r = -2
d)
r = 4
170.
Find the common ratio: 64, -16, 4, -1, ...
a)
r = -8
b)
r = -1/4
c)
r = -4
d)
r = 4
171.
Find the common ratio: 16, 8, 4, 2, ...
a)
r = 2
b)
r = 8
c)
r = 1/4
d)
r = 1/2
172.
Find the next three terms: 4, 12, 36, 108, ...
a)
324, 972, 2916
b)
972, 2916, 8748
c)
405, 1215, 3645
173.
Find a9 in the sequence 4, 8, 16, 32, ... 
a)
384
b)
512
c)
768
d)
1,024
174.
Give the first term and the common ratio of a geometric sequence find the next three terms in the sequence:
a1 = -3, r = 2
a)
-6/5, -12/5, -24/5
b)
-6, -12, -24
c)
-15, -75, -375
d)
-3, -15, -75
175.
Given a1 = 1 and r = 2 of a geometric sequence, find the a11 term.
a)
1024
b)
9765625
c)
2048
d)
-2048
176.
Given 1, 2, 4, 8, ... find a10.
a)
512
b)
1536
c)
1024
d)
2048

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