Mathematics

1
Mathematics 8th Grade CRCT
Created by Bonnie Bohannon Sources Holt CRCT
Prep WB and GA GPS Coach Edition WB
2
Day 1

• Jessica has 3 hats, 2 gloves, and 4 scarves at
  home. How many different combinations of hats,
  gloves, and scarves can she wear to school?
• A. 6 B. 9
• C. 12 D. 24

3
Day 2

• What is the value of (33)2?
• 243 b. 729
• c. 6561 d. 19,683

4
Day 3

• If two dice are rolled, how many different
  outcomes are possible?
• 6 B. 12
• C. 36 D. 144

5
Day 4

• What are all the square roots of 81?
• 1 and 81 b. -1 and 81
• c. 9 and -9 d. 3 and 27

6
Day 5

• What is the positive square root of 16?
• 8 B. -4
• C. 4 D. -16

7
Day 6

• A set of cards includes 15 green cards, 10 blue
  cards, and 10 orange cards. What is the
  probability that a card randomly chosen will be
  orange?
• 1/10 b. 1/15
• c. 2/7 d. 5/7

8
Day 7

• What is 9.46 x 107 in standard form?
• 0.0000000946
• 0.000000946
• 9,460,000,000
• 94,600,000

9
Day 8

• One micrometer is equal to 0.00003937 inch. What
  is 0.00003937 in scientific notation?
• 3.937 x 10-5
• 3.937 x 10-4
• 3.937 x 104
• 3.937 x 105

10
Day 9

• Matt rolls 2 number cubes, each with faces
  numbered 1-6. What is the probability that one
  cube will show a number less than 3 AND the other
  will show a number greater than 3?
• 1/6 b. 2/6
• c. 3/6 d. 5/6

11
Day 10

• Simplify 3-3
• -27 b. 27
• c. -1/27 d. 1/27

12
Day 11

• Which number is both a rational number and an
  integer?
• 6.2 B. 8/9
• C. 45.05 D. 23

13
Day 12

• What is the best whole number estimate of
  ?
• 6 b. 7
• c. 10 d. 20

14
Day 13
15
Day 14

• Mrs. Davis has a square garden with an area of
  144 square feet. What is the length of the side
  of the garden?
• 2 feet b. 12 feet
• c. 6 feet d. 24 feet

16
Day 15

• Which number is not rational?
• 4 b. 2.6789..
• c. 1/8 d. 3.6

17
Day 16
18
Day 17
19
Day 18
20
Day 19
21
Day 20

• Jason wants to buy a video game that costs 54,
  including tax. He already has 36 saved. He can
  save 9 per week. How many weeks will he have to
  save to have enough money to buy the video game?
• 2 b. 3
• c. 4 d. 6

22
Day 21
23
Day 22

• Solve -9x 8 gt 80
• x gt 8 b. x lt 8
• c. x gt -8 d. x lt -8

24
Day 23

• Set A m, a, t, h and
• Set B t, h, e, o, r, y

25
Day 24

• Which relation is a function?
• (1,3), (2,2), (3,3), (3,4)
• (1,3), (1,2), (3,3), (4,4)
• (1,3), (2,2), (2,3), (3,4)
• (1,3), (2,2), (3,3), (4,4)

26
Day 25

• What is the missing term in the input/output
  table?
• -85 b. -58
• c. -38 d. -2

x y -7x-30
-3 9
0 -30
4 ?
5 -65
27
Day 26

• What would the graph look like for the solution
  to 4x 5 gt 7?
• Closed circle at 3 and shaded to the right
• Open circle at 3 and shaded to the right
• Open circle at 3 and shaded to the left
• Closed circle at 3 and shaded to the left

28
Day 27

• Set A a, b, c
• Set B d, e, f
• Set Cd, e, c, a, f
• Which of the following statements is true?

• I only b. I and II
• c. III and IV d. II and III

29
Day 28
Input Output
b. 1 4
1 5
2 6
2 7
Input Output
2 -2
4 -4
6 -6
8 -8
Which table of values is not a function?
Input Output
d. 1 -1
3 -2
5 -3
7 -4
Input Output
c. -1 3
0 3
1 4
2 5
30
Day 29

• Sam wants to run more than 20 miles this week.
  He has already run 14 miles. There are 2 days
  left in the week. If Sam runs the same number of
  miles on those two days, how many miles must he
  run each day to meet his goal? Write a
  mathematical sentence for this problem.
• 2m 14 20 b. 2m 14 gt 20
• c. 2m 14 gt 20 d. 2m 14 lt 20

31
Day 30

• The length, l, of a diagonal is the square root
  of the sum of 25 and 16. Which expression
  represents l?

32
Day 31

• Find the 20th term in the arithmetic sequence
• 4, 11, 18, 25,
• 60 b. 53
• c. 140 d. 137

33
Day 32

• What is the slope of a line that passes through
  (-3,1) and (2,3)?
• -5/2 b. -2/5
• c. 2/5 d. 5/2

34
Day 33

• What is the equation of the linear function given
  by this pattern?
• 6, 10, 14, 18, 22,
• y 4x 2 b. y 4x 2
• c. y -4x 2 d. y -4x 2

35
Day 34

• What is the y-intercept of this line?
• ½
• 1
• 2
• -3

36
Day 35

• What is the slope of the graph of the linear
  function given by this pattern?
• 7, 3, -1, -5, -9,
• -4 b. 4
• c. 7 d. 10

37
Day 36

• What is the equation of the line in
  slope-intercept form?
• y x 3
• y x 2
• y -x 3
• y -x 2

38
Day 37

• Change y 2x 8 to standard form.
• 2x - y 8
• -2x y 8
• 2x y -8
• 2x y 8

39
Day 38

• What is the inequality for the graph?
• y gt -x 2
• y lt -x 2
• y lt x 2
• y gt x 2

40
Day 39

• The following triangle is a right triangle. Find
  the length of the missing side.
• 4 cm
• 14 cm
• 20 cm
• 28 cm

41
Day 40

• What type of angles are 1 and 2?
• Alternate interior angles
• Alternate exterior angles
• Corresponding angles
• Supplementary angles

42
Day 41

• The mlt1 2x 10 and the mlt2 4x - 22. Find the
  measure of angle 1.
• 16
• 42
• 5.3
• 138

43
Day 42

• A rectangular park measures 30 meters by 40
  meters. How long will a diagonal path from one
  corner of the park to the other corner measure?
  Hint draw a picture.
• 10 m b. 26.5 m
• c. 50 m d. 70 m

44
Day 43

• Name a pair of alternate exterior angles.
• 1 and 4
• 3 and 6
• 1 and 5
• 1 and 8

4
3
7
8
45
Day 44

• If triangle JKL is congruent to triangle MNO,
  which statement is NOT true?
• ltK is congruent to ltN
• Side ON is congruent to JL
• ltJ is congruent to ltM
• Side MN is congruent to side JK

46
Day 45

• Solve the equation below.
• 3x 5(x 1) 11
• x 0.75 B. x 1.25
• C. x 1.5 D. x 2

47
Day 46

• Lines a, b, and c are parallel. Find the length
  of the segment labeled (x).
• 12 b. 15
• c. 18 d. 21

48
Day 47

• A square garden has an area of 144 square feet.
  What is the length of one side of the garden?
• 2 ft b. 24 ft
• c. 4 ft d. 12 ft

49
Day 48

• Use the order of operations to simplify

1. 12
2. 24
3. 96
4. 212

50
Day 49

• A line has a slope of 4. What is the slope of a
  line that is parallel to this line?
• ¼ b. -1/4
• c. -4 d. 4

51
Day 50

• Which equation is a linear function?
• y 2x 1
• y x2
• y x2 1
• y2 x - 2

52
Day 51

• Which one of the following numbers is rational?