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Nine Weeks Test Rreview

Total questions: 114

Worksheet time: 5hrs 9mins

Name
Class
Date
1.
Does the table represent a proportional relationship?
a)
yes
b)
no
2.
Does the table represent a proportional relationship?
a)
yes
b)
no
3.
Does the table represent a proportional relationship?
a)
yes
b)
no
4.
Does the graph represent a proportional relationship?
a)
yes
b)
no
5.
Does the graph represent a proportional relationship?
a)
yes
b)
no
6.
Does the graph represent a proportional relationship?
a)
yes
b)
no
7.
Which equation represents a proportional relationship?
a)
y = x + 3
b)
y = x - 9
c)
y = 7x
d)
y = 4x + 1
8.
Which equation represents a proportional relationship?
a)
y = x/2
b)
y = 10 + x
c)
y = 14 - x
d)
y = 5x + 8
9.
Which equation DOES NOT represent a proportional relationship?
a)
y = 11x
b)
y = x/4
c)
y = 1/2 x
d)
y = x + 3
10.
Are the following ratios proportional?
3/4, 36/40
a)
yes
b)
no
11.
Are the following ratios proportional?
8/10, 28/35
a)
yes
b)
no
12.
Are the following ratios proportional?
21/30, 56/80
a)
yes
b)
no
13.
You travel 150 miles on 5 gallons. How far did you travel per gallon?
a)
15 miles
b)
30 miles
c)
3 miles
d)
25 miles
14.
Determine which equation does NOT represent a proportional relationship.
a)
y = -2x
b)
y = 1/2 x
c)
y = 3x
d)
y = 5x - 7
15.

A proportional graph is a straight line through the...

a)

oreo

b)

oregon

c)

origin.

d)

potato

16.

Is this equation y = 14x showing proportionality?

a)

yes

b)

no

17.
What is the equation y=kx for the table?
a)
y=1/3x
b)
y=3x
c)
y=5x
d)
y=1/5x
18.
The constant of proportionality in the equation y = ½x is _______. 
a)
x
b)
y
c)
1/2
d)
2
19.
A proportional relationship can be written as an equation in the form
____ = _____  _____
a)
y = k+x
b)
y = k-x
c)
y = kx
d)
y = k/x
20.
What does k represent in the equation y = kx?
a)
independent variable
b)
constant of proportionality
c)
dependent variable
d)
krispy kreme
21.

__________________ describes how many units of the first type of quantity corresponds to one unit of the second type of quantity

a)

unit rate

b)

ratio

c)

proportion

d)

popcorn

22.
Identify the constant of proportionality. Write an equation to relate weight, w, to the price, p.
a)
k = .45; p = .45w
b)
k = .22; p = .22w
c)
k = 45; p = 45w
d)
k = 22; p = 22w
23.
Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?
a)
$1.00 per pound
b)
$3.60 per pound
c)
$1.20 per pound
d)
$1.10 per pound
24.
Is this table proportional?
a)
Yes
b)
No
25.
Jasmin is baking a cake that calls for 1/4 cup water for every 1/2 cup of flour. How much flour will she need if she uses 1.5 cups of water?
a)
4 cups of flour
b)
.75 cups of flour
c)
3 cups of flour
d)
.25 cups of flour
26.
Daniel walked 2/5 mile in 1/4 hour. How fast did he walk, in miles per hour?
a)
1.25 miles per hour
b)
1/10 miles per hour
c)
1.6 miles per hour
d)
2 miles per hour
27.
Alexis used 2.5 cups of oreo bits in a dish that serves 10 people. Kaden used 1.6 cups of oreo bits in a dish that serves 8 people. How much more oreo is in one serving of Alexis' dish?
a)
.5 cup
b)
.05 cup
c)
.2 cup
d)
.25 cup
28.
What does the point (2, 94) represent in this situation?
a)
Every week, they earn $94.
b)
After 94 weeks, they save $2.
c)
After 1 week, they save $47.
d)
After 2 weeks, they save $94.
29.
What is 34 % as a decimal?
a)
0.34
b)
0.034
c)
3.4
d)
3.0034
30.
Which amount is the largest?
a)
45 %
b)
12 %
c)
0.36
d)
40/100
31.
What is 3/100 as a percentage?
a)
300%
b)
30%
c)
3000%
d)
3%
32.
What is 67% as a fraction?
a)
67/100
b)
6/100
c)
100/67
d)
7/100
33.
What is 75% as s fraction?
a)
1/4
b)
3/4
c)
8/9
d)
10/100
34.
Change this decimal to a percent.
0.528
a)
528%
b)
52.8%
c)
5.28%
d)
52%
35.
Gratuity  is _______________ to the price.
a)
added
b)
subtracted
c)
multiplied
d)
divided
36.
Discount is ____________ from the price.
a)
added
b)
divided
c)
subtracted
d)
divided
37.
Sales tax is __________ to the price
a)
subtracted
b)
added
c)
multiplied
d)
divided
38.
How much tax would you pay on a new TV that is $899 at Best Buy, if the tax rate is 6.5%?
a)
$957.44
b)
$840.56
c)
$58.44
39.
How much tip should you leave if you want to tip 23% at Applebee's on a $27.31 bill?
a)
$6.28
b)
$33.59
c)
$21.03
40.
What is your total if you pay a 4% tax on a bathing suit that costs $24.99?
a)
$2.00
b)
$1.00
c)
$25.99
41.
Find the tip amount on a $20 lunch if you leave a 20% tip.
a)
$ 0.40
b)
$ 2.00
c)
$ 4.00
d)
$ 24.00
42.
Ms. Thompson bought $35.50 worth of groceries. The sales tax is 4.5%.  How much will she pay in total for her groceries?
a)
$1.5975
b)
$1.60
c)
$33.90
d)
$37.10
43.
A pair of boots are $94.99.  They are 25% off. With this discount, what is the sale price? Round to nearest cent if necessary.
a)
$71.24
b)
$118.74
c)
$23.7475
d)
$23.75
44.
Convert the decimal to a percent.
0.578
a)
57.8%
b)
5.78%
c)
289/500
d)
0.578/100
45.
Convert the decimal to a percent.
0.082
a)
0.082%
b)
82%
c)
8.2%
d)
820%
46.
Convert the decimal to a percent.
1.29
a)
0.0129%
b)
129%
c)
12.9%
d)
1.29/100
47.
Convert the percent to a decimal.
39%
a)
0.39
b)
39.0
c)
3.9
d)
0.039
48.
Convert the percent to a decimal.
6%
a)
0.06
b)
0.6
c)
6.0
d)
60.0
49.
Convert the percent to a decimal.
94.8%
a)
9480.0
b)
0.948
c)
9.48
d)
0.0948
50.
Convert the fraction to a percent.
17/20
a)
85/100
b)
68/100
c)
68%
d)
85%
51.
Convert the fraction to a percent.
12/25
a)
48%
b)
60%
c)
48/100
d)
0.48%
52.
Convert the fraction to a percent.
3/10
a)
3%
b)
0.3
c)
0.3%
d)
30%
53.
Change the fraction to a percent by finding the decimal first (round the decimal to the thousandths place before changing to a percent).
11/15 = _____ = _____
a)
0.733, 73.3%
b)
1.363, 136.3%
c)
1.364, 136.4%
d)
1.363, 13.63%
54.
Change the fraction to a percent by finding the decimal first (round the decimal to the thousandths place before changing to a percent).
14/39 = _____ = _____
a)
2.786, 278.6%
b)
0.36, 36%
c)
0.3589, 35.89%
d)
0.359, 35.9%
55.
Percentages are _____.
a)
Ratios
b)
Operations
c)
Variables
d)
Alternate Facts
56.
Moving the decimal to the right 2 spots is the same as multiplying by _____.
a)
1
b)
10
c)
100
d)
1000
57.
What is this?
5x > 28
a)
Equation
b)
Expression
c)
Inequality
d)
Basket
58.
What is this?
1/3 + 25x
a)
Equation
b)
Expression
c)
Inequality
d)
Body Odor
59.
What is this?
5 - 2 = 3
a)
Equation
b)
Expression
c)
Inequality
d)
Pencil Shavings
60.
Ms. Scott receives a basket of apples at her door every Friday morning.  Last Friday, there were 5 apples in the basket.  This Friday, there were 8 apples in the basket.  What is the percent of increase in the number of apples in the basket?
a)
38%
b)
63%
c)
60%
d)
167%
61.
Tickets to Disney World are $100. The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?
a)
25%
b)
18%
c)
20%
d)
50%
62.
In 1999, the price of unleaded fuel was $1.09.  In 2015, the price of unleaded fuel is $1.89.  What is the percent change?
a)
173% increase
b)
73% increase
c)
73% decrease
d)
27% increase
63.
Find the percent error. You estimate that you sent 135 texts last week but when you get the bill it was actually 108. 
a)
20%
b)
25%
c)
30%
d)
18%
64.
You estimate that 200 people attend a school concert. The actual attendance was 240.   What is the percent error?
a)
20%
b)
18%
c)
16%
d)
17%
65.
You guessed that the Chicago Cubs would win 95 games during the regular season. They actually won 103. What was your percent error? Round to the nearest tenth if necessary.
a)
7.8%
b)
7.7%
c)
0.77%
d)
0.78%
66.

Michelle bought a new tablet for $360 last month. Now, it is priced at $280. What is the percent of change in the price of the tablet?

a)

9%

b)

22.2%

c)

80%

d)

800%

67.

In the 6th grade, Miguel read 15 books. In 7th grade, he read 21 books. What was the percent change in the number of books Miguel read from 6th to 7th grade?

a)

40% increase

b)

40% decrease

c)

20% increase

d)

20% decrease

68.

Recent developments in surgical procedures change the average healing time for some operations from 8 weeks to 3 weeks. What is the percent change for the healing time?

a)

95%

b)

5%

c)

37.5%

d)

62.5%

69.
Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?
a)
Increase 24%
b)
Increase 19%
c)
Decrease 24%
d)
Decrease 19%
70.
-5 - (- 3)
a)
-8
b)
8
c)
-2
d)
15
71.
-3 +(- 2)
a)
-1
b)
5
c)
-5
d)
-6
72.

The minimum temperature in Stanthorpe was -50C. On the same day in Cairns the minimum temperature was 170C.

Calculate the temperature difference.

a)

120C

b)

-120C

c)

220C

d)

5oC

73.
32 x (-2)
a)
94
b)
-64
c)
30
d)
-16
74.
-8(0)=
a)
-8
b)
8
c)
0
d)
-80
75.

Find 250% of 25

(a)  

76.

9 is 45% of what number?

(a)  

77.

What percent of 60 is 12?

(a)  

78.

Find 72% of 325.

(a)  

79.

What percent of 40 is 9?

(a)  

80.

A local bakery sold 50 loaves of bread in one day. If 70% of these were sold in the afternoon, how many loaves were sold in the afternoon?

(a)  

81.

Find the percent of change from 10 inches to 14 inches.

(a)  

82.

Find the percent of change from 48 to 36.

(a)  

83.

Find the percent of change from $52 to $125. Round your answer to the nearest whole percent.

(a)  

84.

Last school year the enrollment of E.O Green junior high school was 1275 students. This year the enrollment is 1350. Find the percent of change. Round your answer to the nearest whole percent AND include whether it is an increase or a decrease.

(a)  

85.

Jane received $875 from her graduation party. She put the money in a bank with a 4% simple interest rate. How much interest will she have earned after 7 years?

a)

$205

b)

$225

c)

$245

d)

$2,250

e)

$2,450

86.

Ethan borrowed $2,190 for a new dirt bike. He will pay the money back in 3 years with a simple interest rate of 2.5%. How much interest will he pay?

a)

$164.25

b)

$172.75

c)

$1,642.50

d)

$1,727.50

e)

$ 2,354.25

87.

Colton took out a loan from the bank to purchase a car. If he borrowed $17,240 at a simple interest rate of 8.25%, how much total will he have paid after 5 years?

a)

$ 6894.25

b)

$ 7111.50

c)

$ 21, 548.90

d)

$ 22,890.75

e)

$ 24,351.50

88.

Stefan borrowed $8,950 for an engagement ring. At a 6.85% simple interest rate, how much total will he have paid after 6 years?

a)

$ 3,378.45

b)

$ 37,784.50

c)

$ 12,504.25

d)

$ 12,595.80

e)

$ 12, 628.45

89.

Veronica took out a 48 month loan of $5,500 to make some home improvements. At a simple interest rate of 3.25%, how much total will she pay?

a)

$ 6,740.25

b)

$ 6,215.00

c)

$ 6,393.75

d)

$ 6,575.50

e)

$ 6,036.25

90.

City Bank offers a 4.75% simple interest rate, while First National offers 3.9%. If Tom wants to set up a new account with $500, how much more money will he earn in interest at City Bank over First National after 12 years?

a)

$45

b)

$48

c)

$51

d)

$55

e)

$59

91.

Jonah earned $150.36 in interest on an account that earns 1.4% simple interest. If Jonah opened the account 12 years ago, what was the principal amount?

a)

$850

b)

$868

c)

$880

d)

$895

e)

$902

92.

Scott took out a 72 month loan for $35,000 to purchase a new boat. If Scott paid $8,925 in simple interest, what was the interest rate?

a)

3.5%

b)

4.25%

c)

4.5%

d)

4.75%

e)

5.1%

93.

Abby earned $600 this past summer babysitting. She decided to put this money in a bank that earns a 5% simple interest rate. How many years will it take to double her initial deposit?

a)

10

b)

12

c)

15

d)

18

e)

20

94.

Miles is buying a new computer for $1,150. He is considering two credit options. Option A offers a 3 year loan with a 10% simple interest rate while Option B offers a 5 year loan with a 6.5% simple interest rate. Which is the better option and how much will he save?

a)

A; $28.75

b)

A; $32.50

c)

B; $28.75

d)

B; $32.50

95.
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
96.
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
97.
Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?
a)
$800
b)
$1,000
c)
$1,200
d)
$1,500
98.
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
99.
The rate is given as a percent (%).  Before using it in the simple interest formula, you must first convert it to a______.
a)
fraction
b)
decimal
c)
ratio
d)
dollar amount
100.
Anna invested $2,500 at an annual rate of 5%.  How long will it take until Anna earns $1,125 in interest?
a)
5 years
b)
8 years
c)
10 years
d)
9 years
101.
Javon has a credit card with a $1,583 balance. His interest rate is 8.8%. If he does not pay for 3 years, how much interest does he owe?
a)
$4,179
b)
$417.91
c)
$133,930
d)
$41,791
102.
Allison was left an inheritance from her Aunt Lisa. She can not touch the money until she is 21 years old, Allison is now 12 years old and inherited $50,000 that was put into an account with 2% interest. How many years until Allison is 21 years old?
a)
12
b)
21
c)
8
d)
9
103.
Allison was left an inheritance from her Aunt Lisa. She can not touch the money until she is 21 years old, Allison is now 12 years old and inherited $50,000 that was put into an account with 2% interest. How much interest will Allison have earned at her 21st birthday?
a)
$900
b)
$100,000
c)
$9,000
104.

You borrowed 43,800 at a SIMPLE interest rate of 4.8%. If you pay it back in 2 years, how much interest is paid pack?

a)

$464,280

b)

$85,848

c)

$4204.8

d)

$48,004.80

105.
The simple interest formula is I=Prt.  What does the t represent?
a)
Principle
b)
Interest
c)
Time
d)
Percent Rate
106.

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

107.
If you are calculating the simple interest and you are given the time in months.  How can you find the time in years?
a)
divide 12 by the months
b)
divide the months by 12
c)
multiply 12 times the months
d)
change the months to a decimal
108.
What is 7.25% converted to a decimal?
a)
.725
b)
0.725
c)
0.0725
d)
7.25
109.
Interest can be defined as:
a)
a charge for lending money
b)
the amount owed for borrowing money
c)
the amount added into your savings account when opening a bank account
d)
a charge for convenience of accessing money in your bank
110.
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
111.

Calculate the interest. I = PRT,

Principal = $1000,

Rate = 6%,

Time = 2 years

a)

$100

b)

$120

c)

$180

d)

1200

112.
Calculate the interest.  I = PRT,
Principal = $10000,
Rate = 7%,
Time = 20 years

a)
1400
b)
1000
c)
14000
d)
14
113.
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
114.
Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.
a)
14
b)
140
c)
168
d)
16.80

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