The one's digit of the cube of 23 is

1

(a)

3

(b)

6

(c)

7

Which of the following number is a perfect cube?

1

(a)

243

(b)

512

(c)

392

If m is the cube root of n, then n is

1

(a)

m²

(b)

\(\sqrt { m } \).

(c)

\(\frac { n }{ 3 } \)

(d)

m³

If the digit in ones place of a number is 3, then the ending of its cube will be:

1

(a)

3

(b)

6

(c)

7

(d)

9

If the digit in ones place of number is 6, then its cube will end with the digits:

1

(a)

6

(b)

3

(c)

2

(d)

none of these.

There are _____ perfect cubes between 1 and 1000.

1

(a)

8

The cube of 90 will have _____ zeroes.

1

(a)

3

The cube root of a number x is denoted by ______

1

(a)

\(\sqrt [ 3 ]{ x } \) or x^1/3.

The least number by which 250 is multiplied to make it a perfect cube is _____

1

(a)

4

The least number by which 72 is multiplied to make it a perfect cube is _____

1

(a)

3

The least number by which 72 is divided to make it a perfect cube is _____

1

(a)

9

Cube of any odd number is even.

1

(a) True

(b) False

A perfect cube does not end with two zeroes.

1

(a) True

(b) False

If square of a number ends with 5, then its cube ends with 25.

1

(a) True

(b) False

There is no perfect cube which ends with 8.

1

(a) True

(b) False

The cube of a two digits number may be a three digits number.

1

(a) True

(b) False

Which 4-digit (least number is a perfect cube?

1

(a)

1000

Is the cube of a negative number always negative?

1

(a)

Yes

ls the cube of an even number always even?

1

(a)

Yes

Which of the following is a perfect cube?
10,00,00, 225, 343, 270000

1

(a)

343