Math Benchmark Review 2025

1. 1. What is the circumference, in square centimeters, of a circle with a radius of 8 centimeters? Leave your answer in terms of π.

• 16π

• 32π

• 64π

• 128π

2. 2. Evaluate the expression -3x² + 4 if x = -3.

3) Find the sum of (-2x² + 4x – 6) and (-4x² + 8).

• -6x² + 4x + 2

• -6x² + 4x + 8

• -6x² + 4x + 14

• -6x² + 4x - 6

4. 4. For Roger to buy a new Xbox, he has to borrow at most $200.00 from his brother. Which inequality represents the amount of money, x, that Roger will borrow?

• x ≤ 200

• x ≥ 200

• x > 200

• x < 200

5. 5. Factor the following expression completely: 6xyz + 4yz + 12xz

• 2z(3xy + 2y + 6x)

• 2y(3xz + 2z + 6x)

• 2(3xyz + 2yz + 6xz)

• 2z(3xy + 2z + 6x)

6. 6. The low temperature today in Alaska is -9 degrees F. Tomorrow’s low temperature is expected to be -66 degrees F. What is the difference between the two low temperatures?

8) Which expression is equivalent to 12 - 4(2 - 6x)?

• a) 4 +24x

• b) 4 - 6x

• c) 4 - 24x

• d) 20 + 4x

9) The area of a circle is 81π square inches. What is the circumference, in inches, of this circle? Leave your answer in terms of π.

• 9π inches

• 18π inches

• 27π inches

• 36π inches