Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

Ones digit in the cube of 38 is ______.

The square of 0.7 is ______.

The cube of an odd number is always an ______ number.

Cube of a number ending in 7 will end in the digit ______.

The product of two perfect squares is a perfect square.

The cube of 0.4 is 0.064.

The square of every natural number is always greater than the number itself.

For an integer a, a³ is always greater than a².

Let x and y be natural numbers. If x divides y, then x³ divides y³.

A number having 7 at its ones place will have 3 at the ones place of its cube.

The cube of a one-digit number cannot be a two-digit number.

Cube of an even number is odd.

Cube of an odd number is even.

Cube of an even number is even.

Cube of an odd number is odd.

Square of a number is positive, so the cube of that number will also be positive.

Write the first five square numbers.

Write cubes of first three multiples of 3.

Is 9720 a perfect cube? If not, find the smallest number by which it should be divided to get a perfect cube.

A farmer wants to plough his square field of side 150 m. How much area will he have to plough?