Top 10 Grade 8 MCAS Math Practice Questions

Top 10 8th Grade MCAS Math Practice Questions is a multiple-choice math challenge from Effortless Math. Read the problem, choose from the answer options below, then open the solution to see the full step-by-step working and check your reasoning against it.

Practice Quiz: Top 10 Grade 8 MCAS Math Practice Questions

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1. What is the value of 4³ · 4⁻³?A. 0B. 1C. 4⁻⁹D. 16

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2. A dust particle has a mass of 4.18 × 10⁻³ grams. Which shows this mass in standard form?A. 0.000418 gB. 0.00418 gC. 4,180 gD. 0.0418 g

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3. Thea and Marcus share 54 stickers. Marcus has 6 fewer than twice as many as Thea. How many stickers does Thea have?A. 20B. 16C. 34D. 24

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4. Which equation has exactly one solution?A. 3x + 1 = 3x + 1B. 2x − 5 = 2x + 5C. 6x = 2x + 4D. x + 9 = 9 + x

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5. The function C = 0.12k + 9 gives a monthly electric bill C in dollars for k kilowatt-hours used. What does the 9 represent?A. The cost per kilowatt-hourB. A fixed monthly chargeC. The kilowatt-hours usedD. The total bill

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6. A hiker on Mount Kilverly starts at an elevation of 2,300 feet. After 3 hours she is at 3,350 feet. What was her average rate of climb?A. 350 ft per hourB. 1,117 ft per hourC. 1,050 ft per hourD. 767 ft per hour

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7. A right triangle has a hypotenuse of 26 cm and one leg of 10 cm. How long is the other leg?A. 16 cmB. 28 cmC. 36 cmD. 24 cm

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8. A cylinder has a volume of 72π cubic units. A cone has the same radius and the same height. What is the volume of the cone?A. 24πB. 216πC. 36πD. 72π

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9. Two lines intersect. One angle measures (4x + 6)°, and the angle next to it along the same line measures (2x + 18)°. What is the value of x?A. 6B. 30C. 13D. 26

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10. At Ashgrove Middle School, 15 of the 25 students who ride the bus eat breakfast at school, and 9 of the 15 students who walk eat breakfast at school. Which statement is true?A. Bus riders are more likely to eat breakfast at school.B. Walkers are more likely to eat breakfast at school.C. Both groups eat breakfast at school at the same rate.D. No walkers eat breakfast at school.

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Top 10 8th Grade MCAS Math Practice Questions

Practice Quiz: Top 10 Grade 8 MCAS Math Practice Questions

The Ultimate Algebra Bundle 2027 From Pre-Algebra to Algebra II

The Best Books to Ace 8th Grade MCAS Math Test

Mastering Grade 8 Math The Ultimate Step by Step Guide to Acing 8th Grade Math

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