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7th Grade Math Review during Titan Time #2

Total questions: 60

Worksheet time: 3hrs 37mins

Name
Class
Date
1.
When you graph an inequality, you used a closed dot when you use which symbols?
a)
≤, ≥ 
b)
<, >
c)
≤, <
d)
≥, >
2.
When graphing an inequality, you use an open dot when you use which symbol?
a)
<, >
b)
≤, ≥ 
c)
≤, <
d)
≥, >
3.

Match the graph with its inequality.

a)

a < 11

b)

a > 11

c)

a ≤ 11

d)

a ≥ 11

4.
What is the probability of spinning green?
a)
0
b)
1/4
c)
1/2
d)
3/4
5.
You flip a nickel three times.
Find the probability that all flips will land on tails.
a)
1/2
b)
1/4
c)
1/6
d)
1/8
6.

What is the probability that you choose blue? *simplify

5 green

6 yellow

8 blue

7 brown

a)

8/26

b)

4/13

c)

8/25

d)

1/3

7.

What is the probability of spinning an even number?

a)

16 2/3%

b)

33 1/3%

c)

50%

d)

75%

8.
A die is rolled. What is the probability that the result is less than 3 ?
a)
1/2
b)
1/3
c)
1/4
d)
1/6
9.
What is the probability of spinning red?
a)
0
b)
1/2
c)
3/4
d)
1
10.
The tree diagram shows the outcomes of rolling a die and flipping a coin.  
How many total outcomes are there?  
a)
6
b)
12
c)
24
d)
36
11.
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
12.
Calculate the interest.  I = PRT,
Principal = $10000,
Rate = 7%,
Time = 20 years

a)
1400
b)
1000
c)
14000
d)
14
13.
Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.
a)
14
b)
140
c)
168
d)
16.80
14.
Maria borrowed $3,000 at a simple interest rate of 4% per year.  How much did she have to repay after 4 years?
a)
$480
b)
$3,480
c)
$4,800
d)
$7,800
15.

Bob has a loan of $50,000. This loan has a simple interest rate of 5% per year. What is the amount of interest Bob will be charged on this loan at the end of one year?

a)

$45,580

b)

$11,395

c)

$2,500

d)

$3,000

16.

Match this all correct descriptions.

a)

acute

b)

obtuse

c)

straight

d)

adjacent

e)

complementary

17.

What is another word for the "mean" of a data set?

a)

The middle

b)

The difference

c)

The interquartile range

d)

The average

18.

What is the mean in the following data set? 4, 2, 2, 6, 7, 6, 5, 3, 1, 2, 4

a)

3.64

b)

4

c)

4.09

d)

3.82

19.

What is the Q1 in the following data set? 10, 10, 12, 13, 14, 14, 14, 17, 20

a)

11

b)

10

c)

12

d)

14

20.

What is the IQR in the following data set? 10, 10, 12, 13, 14, 14, 14, 17, 20

a)

11

b)

3

c)

4

d)

25

21.

What is the Q3 in the following data set? 10, 10, 12, 13, 14, 14, 14, 17, 20

a)

11

b)

10

c)

12

d)

14

22.

What is the IQR?

a)

The product of Q1 and Q3

b)

The quotient of Q3 and Q1

c)

The difference between Q3 and Q1

d)

The sum of Q1 and Q3

23.

Of the 25 students surveyed, how many students get more than ten dollars of allowance each week?

a)

5 students

b)

0 students

c)

4 students

d)

10 students

24.

Based on the box plot below, which statement is true?

a)

The minimum age is 16.

b)

The median age is 22.

c)

The maximum age is 24.

d)

All of these are true.

25.
What is the range of the data?
a)
8
b)
6
c)
10
d)
12
26.

Which is a valid sample of middle school students?

a)

every tenth boy entering school

b)

every tenth person attending a football game

c)

every third person attending an after school activity

d)

every third person who enters each homeroom

27.
What is the minimum value?
a)
64
b)
58
c)
66
d)
61
28.
A student wants to know which type of pizza the students at his high school prefer. Which option would give a unbiased, representative sample:
a)
Asking all the students in the hot lunch line.
b)
Asking 10 random students from each homeroom.
c)
Asking every other student who gets off a school bus.
d)
Asking all the 10th graders.
29.
Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?
a)
thirty students who are often tardy
b)
thirty students who are rarely tardy
c)
thirty of her friends
d)
thirty randomly selected students from her school
30.

What is the scale factor from ΔABC to ΔDEF?

a)

1/2

b)

7/3

c)

2

d)

10/3

31.
Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?
a)
25 inches
b)
60 inches
c)
1/30 inch
d)
30 inches
32.
A map has a scale of 1 cm=5km.  On the map, two cities are 3 cm apart. What is the actual distance between these cities? 
a)
1.7 km
b)
5 km
c)
15 km
d)
17 km 
33.
Does the table represent a proportional relationship?
a)
yes
b)
no
34.
Does the table represent a proportional relationship?
a)
yes
b)
no
35.
In the equation y = 14x, what is the constant of proportionality?
a)
y
b)
x
c)
14
36.
Does the graph show a proportional relationship?
a)
Yes
b)
No
37.
a)

Proportional

b)

Non-proportional

38.
a)

Proportional

b)

Non-proportional

39.
a)

Proportional

b)

Non-Proportional

40.
a)

Proportional

b)

Non-proportional

41.
The radius of a circle is
a)
The measurement from the center of a circle to an edge of the circle.
b)
The measurement around the circle
c)
The measurement from and edge of the circle to another edge through the center
d)
A line perpendicular to the diameter of the circle
42.
The diameter of a circle is:
a)
The measurement around the circle.
b)
The distance from an edge of a circle to another edge.
c)
The distance from the center of the circle to an edge of a circle
d)
The distance from an edge of a circle to another edge through the center. 
43.
Steven purchases a bowl. The diameter of the bowl is 14 cm. What is the circumference of the bowl?
a)
28 cm
b)
43.96 cm
c)
87.96 cm
d)
7 cm
44.
What is 18/100 in decimal form?
a)
1,800
b)
0.18
c)
0.018
d)
1.80
45.
Which describes the shaded portion of the figure?
a)
1/2 = 50%
b)
1/6 = 0.166....
c)
1/5 = 25%
d)
1/5 = 20%
46.
What is 42% expressed as a decimal?
a)
0.42
b)
4.2
c)
42
d)
0.042
47.

Calculate 30% of 200.

a)

15

b)

30

c)

60

d)

90

48.
Bonnie took a history test and scored 21 out of 84 correct. What percentage did she get right?
a)
25%
b)
75%
c)
4%
d)
21%
49.

What percent of 60 is 12?

(a)  

50.

Find 72% of 325.

(a)  

51.
What is 125% of 84 ?
a)
105
b)
188.5
c)
473.4
d)
356.7
52.

After 3 hours, Ernie had travelled 195 miles. If he travels at a constant speed, how far will he have travelled after 5 hours?

a)

400 miles

b)

325 miles

c)

575 miles

d)

650 miles

53.

It cost me $46.80 to fill my 13-gallon gas tank. What was the price of gas per gallon?

a)

$3.60

b)

$3.55

c)

$3.40

d)

$3.50

54.
Which letter matches the coordinate (4, -6)?
a)
G
b)
Z
c)
K
d)
None of the above
55.
Where is point E located?
a)
( 2, 0 )
b)
( 2 , 2 )
c)
( 0 , 2 )
d)
( 0 , 0 )
56.
Give the coordinates for POINT H.
a)
(-1, 2)
b)
(1, -2)
c)
(-1, -2)
d)
(1 , 2)
57.

5÷ 13 5\div\ \frac{1}{3\ }  

a)

10

b)

1/3

c)

5/15

d)

15

58.

9/20 as a decimal

a)

0.36

b)

0.45

c)

0.48

d)

0.39

59.

3/6 as a decimal

a)

0.6

b)

0.5

c)

5.0

d)

5.5

60.
Is this a correct answer?
a)
Yes, the student correctly added.
b)
No, you cannot add unlike denominators
c)
No, 5 + 7 is not 12
d)
No, 2 + 3 is not 5