8th Grade Geometry and Algebra Quiz

What is the volume of a cube with side length 4 cm?

• 64 cm³

• 128 cm³

• 32 cm³

• 16 cm³

If a cube has side lengths of 8 cm, what is its volume?

• 256 cm³

• 64 cm³

• 512 cm³

• 128 cm³

How many gallons can a tank with a volume of 7776 cubic inches hold?

• 33 gallons

• 20 gallons

• 30 gallons

• 25 gallons

A tank measures 16 inches by 8 inches by 10 inches. How many gallons can it hold?

• 20 gallons

• 15 gallons

• 10 gallons

• 5 gallons

If a small cone holds 6 ounces, how much can a larger cone hold if its dimensions are 4/3 times larger?

• 8 ounces

• 10 ounces

• 12 ounces

• 14 ounces

What is the radius of a cylinder if its diameter is 2?

• 1.5

• 2

• 0.5

• 1

Which has a greater volume: a cube with side length 3 or a cylinder with diameter 3?

• Cylinder

• Cube

• Both are equal

• Cannot be determined

What is the slope of a line passing through points (2, -1) and (3, 1)?

• 3

• 2

• 1

• 4

Solve for x: x + 4 = -2x - 20.

• x = -8

• x = 8

• x = -4

• x = 4

What is the y-value if x = -8 in the equation y = x + 4?

• -12

• -4

• 0

• 4