Math Mastery Quiz
Math Mastery Quiz
8th Grade TEKS Comprehensive Review
Name: __________________________________
Date: __________________________________
Category 1: Proportionality & Algebra
1. What is the slope of the line that passes through the points (3, 5) and (8, 15)?
A) 2
B) 0.5
C) 10
D) 5
Workspace: Show your slope formula calculations here.
2. Find the y-intercept from the table: (2, 7), (4, 11), (6, 15)
A) 2
B) 3
C) 4
D) 5
Workspace: Calculate the rate of change then solve for b.
3. Which equation represents a proportional relationship?
A) y = 3x + 4
B) y = 3x
C) y = x2
D) y = 3
4. If y varies directly with x, and y = 24 when x = 6, what is y when x = 10?
A) 40
B) 4
C) 60
D) 240
Workspace
5. Which statement describes the function y = -4x + 7?
A) slope = 4, y-int = 7
B) slope = -4, y-int = 7
C) slope = 7, y-int = -4
D) slope = -4, y-int = -7
6. A plumber charges $50 flat fee plus $30/hr. Total cost C for h hours?
A) C = 50h + 30
B) C = 80h
C) C = 30h + 50
D) C = 30h - 50
Category 2: Expressions & Equations
7. Solve for x: 4x + 12 = 2x + 20
A) x = 4
B) x = 8
C) x = 2
D) x = 16
Workspace: Show your inverse operations steps.
8. Express 0.000007 in scientific notation:
A) 7 × 106
B) 7 × 10-6
C) 0.7 × 10-5
D) 7 × 10-7
9. Solve for x: 3(x - 4) = 15
A) 1
B) 5
C) 9
D) 27
Workspace
10. A square garden has an Area = 81 ft2. What is the side length?
A) 40.5 ft
B) 18 ft
C) 9 ft
D) 81 ft
11. Which set is ordered from least to greatest?
A) √10, π, 3.5, 13/4
B) π, √10, 13/4, 3.5
C) π, 13/4, √10, 3.5
D) 3.14, π, √10, 3.5
Workspace: Estimate each value as a decimal first.
12. Solve for y: (2/3)y + 5 = 11
A) 4
B) 9
C) 24
D) 6
Workspace
13. Simplify: 5x + 3(2x - 4)
A) 11x - 12
B) 11x - 4
C) 7x - 12
D) 11x + 12
Category 3: Geometry & Measurement
14. Volume of a cylinder with r = 3 and h = 10? (π ≈ 3.14)
A) 94.2
B) 188.4
C) 282.6
D) 31.4
Workspace: V = πr2h
15. A cone has Volume = 100π and h = 12. Radius?
A) 5
B) 25
C) 10
D) 8.3
Workspace: V = 1/3 πr2h
16. Dilation k = 2 centered at origin. Point A(3, 4) becomes?
A) (1.5, 2)
B) (5, 6)
C) (6, 8)
D) (3, 8)
17. Which transformation results in NON-congruent figure?
A) Translation
B) Rotation
C) Reflection
D) Dilation
18. Lat SA of prism: length = 4, width = 3, height = 5?
A) 60
B) 70
C) 94
D) 35
Workspace: Ph
19. Right triangle legs: 6 and 8. Hypotenuse?
A) 10
B) 14
C) √14
D) 100
Workspace: a2 + b2 = c2
20. Distance between (1, 2) and (4, 6) on plane?
A) 3
B) 4
C) 5
D) 7
Workspace
Category 4: Data & Personal Finance
21. Scatter plot trend: bottom-left to top-right?
A) Negative
B) Positive
C) None
D) Constant
22. NOT used to describe scatter plot trends?
A) Line of best fit
B) Trend line
C) MAD
D) Association
23. Simple interest: P = $1000, r = 5%, t = 3 years. Earned?
A) $50
B) $150
C) $1150
D) $157.63
24. Compound interest: P = $1000, r = 5%, t = 2 yrs. Total?
A) $1100
B) $1102.50
C) $1050
D) $1200
25. Which typically has highest consumer interest rate?
A) Savings Account
B) Credit Card
C) Mortgage
D) Student Loan
Math Mastery Slides
Math Mastery
8th GRADE TEKS REVIEW
Algebra
Geometry
Finance
Category 1: Proportionality (1-3)
1. Slope of line through (3, 5) and (8, 15)?
A) 2
B) 0.5
C) 10
D) 5
2. Find y-intercept from table: (2,7), (4,11)
A) 2
B) 3
C) 4
D) 5
3. Which equation represents a proportional relationship?
A) y=3x+4
B) y=3x
C) y=x2
D) y=3
Category 1: Proportionality (4-6)
4. Direct variation: y=24 when x=6. y when x=10?
A) 40
B) 4
C) 60
D) 240
5. Describe the function y = -4x + 7:
A) slope=4, y-int=7
B) slope=-4, y-int=7
C) slope=7, y-int=-4
D) slope=-4, y-int=-7
6. $50 fee + $30/hr. Total cost C for h hours?
A) 50h+30
B) 80h
C) 30h+50
D) 30h-50
Category 2: Equations (7-9)
7. Solve for x: 4x + 12 = 2x + 20
A) 4
B) 8
C) 2
D) 16
8. Express 0.000007 in scientific notation:
A) 7 × 106
B) 7 × 10-6
C) 0.7 × 10-5
D) 7 × 10-7
9. Solve for x: 3(x - 4) = 15
A) 1
B) 5
C) 9
D) 27
Category 2: Equations (10-13)
10. Area = 81. Side length?
A) 40.5 B) 18 C) 9 D) 81
11. Order least to greatest:
A) √10, π, 3.5, 13/4 D) 3.14, π, √10, 3.5
12. Solve: (2/3)y + 5 = 11
A) 4 B) 9 C) 24 D) 6
13. Simplify: 5x + 3(2x - 4)
A) 11x-12 B) 11x-4 C) 7x-12
Category 3: Geometry (14-17)
14. Volume of cylinder: r=3, h=10 (π=3.14)
A) 94.2
B) 188.4
C) 282.6
D) 31.4
15. Cone Vol = 100π, Height = 12. Radius?
A) 5
B) 25
C) 10
D) 8.3
16. Dilation k=2, A(3,4) → (6, 8)
17. Non-congruent? → Dilation
