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Cubes and Cube Roots

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Cubes and Perfect Cubes

Subtopic

Cubes and Perfect Cubes under Cubes and Cube Roots for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the unit digit of the cube of 444444?

    A.

    2

    B.

    4

    C.

    6

    D.

    8

  2. 2.

    How many perfect cubes are there between 11 and 100100 (inclusive)?

    A.

    2

    B.

    3

    C.

    4

    D.

    5

  3. 3.

    What is the value of (1.2)3(1.2)^3?

    A.

    1.44

    B.

    1.728

    C.

    17.28

    D.

    14.4

Download the worksheet for Cubes and Cube Roots - Cubes and Perfect Cubes to practice offline. It includes additional chapter-level practice questions.

Properties of Cube Numbers

Subtopic

Properties of Cube Numbers under Cubes and Cube Roots for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If a number nn is tripled, its cube becomes how many times the original cube?

    A.

    33

    B.

    99

    C.

    2727

    D.

    66

  2. 2.

    What is the units digit of the cube of 5656?

    A.

    66

    B.

    44

    C.

    22

    D.

    88

  3. 3.

    The value of (−1)3(-1)^3 is:

    A.

    11

    B.

    −1-1

    C.

    33

    D.

    −3-3

Download the worksheet for Cubes and Cube Roots - Properties of Cube Numbers to practice offline. It includes additional chapter-level practice questions.

Finding Cube Roots by Prime Factorisation

Subtopic

Finding Cube Roots by Prime Factorisation under Cubes and Cube Roots for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The prime factorization of 88 is 2×2×22 \times 2 \times 2. Its cube root is:

    A.

    4

    B.

    2

    C.

    8

    D.

    1

  2. 2.

    Find 23×1733\sqrt[3]{2^3 \times 17^3}.

    A.

    17

    B.

    19

    C.

    34

    D.

    51

  3. 3.

    Calculate the value of 8×10003\sqrt[3]{8 \times 1000}.

    A.

    20

    B.

    40

    C.

    10

    D.

    80

Download the worksheet for Cubes and Cube Roots - Finding Cube Roots by Prime Factorisation to practice offline. It includes additional chapter-level practice questions.