Varnu Singh

Yati

Asked: March 8, 2021In: Class 8 Maths

You are told that 1,331 is a perfect cube. Can you guess with factorization what is its cube root? Similarly guess the cube roots of 4913, 12167, 32768.

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.2 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Yati

Asked: March 8, 2021In: Class 8 Maths

State true or false: (i) Cube of any odd number is even. (ii) A perfect cube does not end with two zeroes. (iii) If square of a number ends with 5, then its cube ends with 25. (iv) There is no perfect cube which ends with 8. (v) The cube of a two-digit number may be a three-digit number. (vi) The cube of a two-digit number may have seven or more digits. (vii) The cube of a single digit number may be a single digit number.

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.2 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Yati

Asked: March 8, 2021In: Class 8 Maths

Find the cube root of each of the following numbers by prime factorization method: (i) 64 (ii) 512

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.2 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

Yati

Asked: March 8, 2021In: Class 8 Maths

Parikshit makes a cuboid of plasticine of sides 5 cm, 2 cm, 5 cm. How many such cuboids will he need to form a cube?

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 4

Yati

Asked: March 8, 2021In: Class 8 Maths

Find the smallest number by which each of the following numbers must be divided to obtain a perfect cube: (i) 81 (ii) 128 (iii) 135 (iv) 192 (v) 704

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Yati

Asked: March 8, 2021In: Class 8 Maths

Find the smallest number by which each of the following numbers must be multiplied to obtain a perfect cube: (i) 243 (ii) 256 (iii) 72 (iv) 675 (v) 100

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Yati

Asked: March 8, 2021In: Class 8 Maths

Which of the following numbers are not perfect cubes:(i) 216 (ii) 128(iii) 1000 (iv) 100 (v) 46656

NCERT Solutions for Class 8 Mathematics Chapter 7 Important NCERT Questions Cube and Cube Roots Chapter 7 Exercise 7.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

Yajnika

Asked: March 8, 2021In: Class 8 Maths

A gardener has 1000 plants. He wants to plant these in such a way that the number of rows and number of columns remain same. Find the minimum number of plants he needs more for this.

NCERT Solutions for Class 8 Mathematics Chapter 6 Important NCERT Questions Square and Square Roots Chapter 6 Exercise 6.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 8

Yajnika

Asked: March 8, 2021In: Class 8 Maths

There are 500 children in a school. For a P.T. drill they have to stand in such a manner that the number of rows is equal to number of columns. How many children would be left out in this arrangement?

NCERT Solutions for Class 8 Mathematics Chapter 6 Important NCERT Questions Square and Square Roots Chapter 6 Exercise 6.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 9

Yajnika

Asked: March 8, 2021In: Class 8 Maths

In a right triangle ABC, ∠B = 90°. (i) If AB = 6 cm, BC = 8 cm, find AC. (ii) If AC = 13 cm, BC = 5 cm, find AB

NCERT Solutions for Class 8 Mathematics Chapter 6 Important NCERT Questions Square and Square Roots Chapter 6 Exercise 6.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 7

Varnu Singh

You are told that 1,331 is a perfect cube. Can you guess with factorization what is its cube root? Similarly guess the cube roots of 4913, 12167, 32768.

Find the cube root of each of the following numbers by prime factorization method: (i) 64 (ii) 512

Parikshit makes a cuboid of plasticine of sides 5 cm, 2 cm, 5 cm. How many such cuboids will he need to form a cube?

Find the smallest number by which each of the following numbers must be divided to obtain a perfect cube: (i) 81 (ii) 128 (iii) 135 (iv) 192 (v) 704

Find the smallest number by which each of the following numbers must be multiplied to obtain a perfect cube: (i) 243 (ii) 256 (iii) 72 (iv) 675 (v) 100

Which of the following numbers are not perfect cubes:(i) 216 (ii) 128(iii) 1000 (iv) 100 (v) 46656

A gardener has 1000 plants. He wants to plant these in such a way that the number of rows and number of columns remain same. Find the minimum number of plants he needs more for this.

There are 500 children in a school. For a P.T. drill they have to stand in such a manner that the number of rows is equal to number of columns. How many children would be left out in this arrangement?

In a right triangle ABC, ∠B = 90°. (i) If AB = 6 cm, BC = 8 cm, find AC. (ii) If AC = 13 cm, BC = 5 cm, find AB

Which is the best website providing NCERT Solutions?

NCERT Books

Where can I get NCERT books in PDF format?

NIOS

NCERT Solutions

Sign Up

Sign In

Forgot Password

Tiwari Academy Discussion Latest Questions