Math Review

1
Math Review

• Grade 8

2
Samir made a pattern by starting with 9 and
repeatedly dividing by 3, as shown below
9, 3, 1, 1/3, ?, 1/27,
What number belongs in the position indicated by
the question mark?

1. 1/6
2. 1/9
3. 1/12
4. 1/18

3
Between which two consecutive integers on the
number line does v11 lie?

1. 3 and 4
2. 5 and 6
3. 11 and 12
4. 22 and 23

4
The minimum distance from Neptune to Earth is
about 2.68 billion miles. What is 2.68 billion
written in scientific notation?

1. 2.68 x 106
2. 2.68 x 107
3. 2.68 x 109
4. 2.68 x 1010

5
What is the value of the expression
below?15 -10

1. -25
2. -5
3. 5
4. 25

6
Mr. Lee has one mathematics class with 16
students and one with 24 students. He wants to
divide each class into groups with the same
number of students in each group. What is the
greatest number of students Mr. Lee can have in
each group?

1. 2
2. 4
3. 6
4. 8

7
Which of the following is equivalent to the
expression below?3(1.50) 3(2.50)

1. 3(1.50 2.50)
2. 3(1.50)(2.50)
3. 3(1.50 3)2.50
4. 3(3) (1.50)(2.50)

8
Which of the following is equivalent to the
expression below?-2(x 3)

1. x 5
2. x 6
3. -2x 5
4. -2x 6

9
Which of the following is equivalent to the
expression below?2/3 3/4

1. 2/3 4/3
2. 2/3 4/3
3. 3/2 3/4
4. 3/2 3/4

10
Based on the pattern shown in the table, which of
the following expressions could represent the
value of the nth term?
n F(n)
1 3
2 5
3 7
4 9
n ?

1. 3n
2. n 3
3. 2n 3
4. 2n 1

11
What is the value of the expression below?v36
13 2

1. 32
2. 38
3. 62
4. 98

12
The graph below shows the distance an airplane
traveled over time. Which of the following is
closest to the average speed of the airplane?

1. 100 mph
2. 250 mph
3. 500 mpg
4. 1000 mph

13
The floor of the lobby of a theater is shaped
like a rectangle, as shown below. Before a
performance starts, a velvet rope is stretched
diagonally across the lobby. Which of the
following best describes the diagonal length of
the lobby?

1. About 8 m
2. About 9 m
3. About 10 m
4. About 11 m

14
A large jet has a wingspan of 87 1/3 yards, as
shown below.What is the wingspan, in feet, of
the jet?

1. 29 ft.
2. 1048 ft.
3. 873.3 ft
4. 262 ft.

15
Which of the following graphs best represents the
following equation? y -2x 1

1. A
2. B
3. C
4. D

16
Abe tested 85 Brand X light bulbs to determine
their life spans. The histogram below shows the
results of his test. What was the total number of
Brand X light bulbs that had life spans greater
than or equal to 1000 hours?

1. 72
2. 56
3. 51
4. 21

17
Which of the following lines appears to have
y-intercept of 4 and a slope of 1/3?

1. A
2. B
3. C
4. D

18
A shipping box is in the shape of a rectangular
prism, as shown below. If the volume is 288
cubic inches, what is the height of the box?

1. 2 inches
2. 3.5 inches
3. 4 inches
4. 4.5 inches

19
Mr. Johnson noted that 3/8 of the students at his
school were in the band. He also noted that ½ of
the students in the band were girls. What
fractional part of the students at the school
were girls in the band?

1. 3/16
2. 1/4
3. 3/8
4. 3/4

20
What is the value of x that makes the equation
below true?2x 3 11

1. 4
2. 8.5
3. 2.5
4. 7

21
What is the value of the expression below when x
3 and y 5?2x2 3y

1. 33
2. 27
3. 51
4. 53

22
Tuan answered 20 customer service calls in 3
hours. At this rate, how many customer service
calls can Tuan answer in 7.5 hours?

1. 45
2. 50
3. 60
4. 80

23
Based on the angle measures in the diagram, what
is the value of x?

1. 70
2. 80
3. 120
4. 150

24

1. A
2. B
3. C
4. D

25
In Jos school, there is a positive correlation
between the grade level and the weight of the
math textbook used by each grade. Which of the
following scatterplots best represents this
correlation?

1. A
2. B
3. C
4. D

26
What is the slope of the line represented by the
equation below?Y ½ x 3

1. 1/3
2. 1/2
3. 2
4. 3

27
Ruben surveyed 180 students in his school to find
each students favorite winter sport. He
recorded his results in the circle graph below.
What is the total number of students whose
favorite sport was either snowboarding or snow
skiing?

1. 117
2. 115
3. 90
4. 65

28
Jaime used 5 ½ tablespoons of lemonade mix to
make 2 quarts of lemonade. At this rate, what is
the total number of tablespoons of lemonade mix
that Jaime will use to make 3 quarts of lemonade?

1. 6 ½
2. 8 ¼
3. 10 ½
4. 16 ¼

29
Andrea went to an amusement park. The cost of
admission was 5.The cost for each ride was
0.75. Write an equation to show C, Andreas
total cost to go to the amusement park and go on
r rides.

1. C (50.75) r
2. C 5r 0.75
3. C 5 0.75r
4. C 5 0.75(r - 1)

30
Ms. Simmons made the box-and-whisker plot below
to show some statistics about the ages of the
students in her class at a community
college.Which of the following best represents
the median age of the students in her class?

1. 25
2. 27
3. 29
4. 31

31
The directions for using a concentrated cleaning
product say to add 3 capfuls of the product for
every 2 quarts of water used. Which of the
following equations can be used to calculate c,
the number of capfuls of the product needed for 5
quarts of water?

1. 2/3 c / 5
2. 2/3 c / 7
3. 3/2 c / 5
4. 3/2 c / 7

32
Tara wrote a set of three numbers. The mean of
her set is 8. The range of her set is 14. Which
of the following could be Taras set of numbers?

1. 2, 8, 14
2. 4, 6, 18
3. 2, 6, 16
4. 6, 8, 10

33
Tara wrote a set of three numbers. The mean of
her set is 8. The range of her set is 14. Which
of the following could be Taras set of numbers?

1. 2, 8, 14
2. 4, 6, 18
3. 2, 6, 16
4. 6, 8, 10

34
Franco has a bag with four letter tiles in it.
All of the tiles are the same size and shape, as
shown below. Franco will select a tile at random,
record the letter, and put the tile back. If he
does this two times, what is the probability that
Franco will select a T and then a B?

1. 1/16
2. 1/12
3. 1/4
4. 1/2

35
Amanda rents space at an outdoor market. Each
month she pays the owner of the outdoor market
79 plus 10 percent of s, her total monthly
sales. Which of the following expressions
represents the total amount of money that Amanda
pays the owner for one month?

1. 79(0.1s)
2. 79s 0.1
3. 79s 0.1
4. 79 0.1s

36
The chart below shows the low temperatures, in
degrees Fahrenheit, outside Mayas house for a
seven-day period in December. What is the median
of the temperatures in the chart?

1. 5F
2. 6F
3. 7F
4. 8F

37
The tail of a comet can be up to 45,100,000
kilometers long. What is 45,100,000 written in
scientific notation?

1. 4.51 x 108
2. 4.51 x 107
3. 4.51 x 106
4. 4.51 x 105

38
Angela shaded a figure on a coordinate plane, as
shown below. If she reflects the figure over the
xy line, in which quadrant will the image be
drawn?

1. I
2. II
3. III
4. IV

39
Which of the following has the greatest value?

1. 10
2. 12
3. -14
4. -8

40
Carly made 21 out of 83 shots while practicing
basketball. Which of the following is closest to
the percentage of shots that Carly made?

1. 20
2. 25
3. 30
4. 40

41
Heather asked her classmates if they went to a
movie, a play, a concert, or any combination of
those events during the last month. The Venn
diagram below represents her data. What is the
total number of Heathers classmates who went to
a concert during the last month?

1. 3
2. 4
3. 5
4. 6

42
Steven has one bag that contains three
table-tennis balls numbered 1, 2, and 3. He also
has a second bag that contains four table-tennis
balls lettered A, B, C, and D. When Steven
randomly selects one ball from each bag, what is
the probability that he will select a
table-tennis ball with a 1 on it and also a
table-tennis ball with a B on it?

1. 1/12
2. 1/7
3. 7/12
4. 3/4

43
The stem-and-leaf plot below shows the ages, in
years, of people who attended the mayors speech
yesterday. What is the total number of people
younger than 30 years who attended the speech?

1. 10
2. 14
3. 15
4. 23

44
The principal of Washington Middle School
surveyed students to determine how they got home
from school on Monday. Of the students surveyed,
63 students said they walked home from school on
Monday. What was the total number of students
surveyed?

1. 189
2. 210
3. 63
4. 300

45
Marys chores include taking out the trash every
third day and washing the dishes every fourth
day. She took out the trash and washed the
dishes on February 7. Based on Marys schedule
for doing chores, what is the next date that she
will do both chores on the same day?

1. February 10
2. February 12
3. February 14
4. February 19

46
In her pocket, Sheena has one state quarter for
each of the states listed belowMassachusetts,
Connecticut, New York, and Vermont. She randomly
selects a quarter and returns it to her pocket.
Then she does this a second time. Then she does
this a third time.What is the probability that
Sheena will select the Massachusetts quarter both
times?

1. 1/2
2. 1/3
3. 1/4
4. 1/8

47
The line plot below shows the number of books
individual customers bought at a bookstore one
day. What was the total number of customers who
bought more than 3 books?

1. 4
2. 6
3. 7
4. 10

48
Which of the following figures appears to have
both line symmetry and rotational symmetry?

1. A
2. B
3. C
4. D

49
Which of the following numbers best represents
the location of point P on the number line below?
50
Which of the following numbers best represents
the location of point P on the number line below?

1. 1/3
2. 2/3
3. 7/9
4. 7/12

51
The inequality -4x 5 lt 37 can be simplified
to

1. x gt 8
2. x lt 8
3. x gt - 8
4. x lt - 8

52
Should we do more reviews with Turning Point?

1. Yes
2. No
3. Maybe
4. Not sure