G8-MATH-L7 Cubes and Cube Roots

What is the smallest number that can be expressed as a sum of two cubes in two different ways?

• 1728
• 1729
• 1000
• 729

How many perfect cubes are there from 1 to 100?

• 5
• 10
• 8
• 12

What is the cube of 3?

• 6
• 9
• 27
• 30

If a number ends with a 2, what will be the one's digit of its cube?

• 0
• 2
• 4
• 8

What is the prime factorization of 216?

• 2 × 3 × 3 × 3
• 2 × 2 × 2 × 3 × 3 × 3
• 3 × 3 × 3 × 2 × 2
• 2 × 3 × 6

Which of the following numbers is a perfect cube?

• 64
• 50
• 30
• 20

What is the cube root of 125?

• 3
• 4
• 5
• 6

If the volume of a cube is 1000 cm³, what is the length of its side?

• 10 cm
• 20 cm
• 30 cm
• 40 cm

What happens to the prime factors of a number when it is cubed?

• They disappear
• They triple in number
• They double in number
• They remain the same

Which of the following is NOT a perfect cube?

• 1
• 8
• 27
• 30