A number having 7 at its one’s place will have 3 at the one’s place of its cube. State whether the statement is true or false.

Solution:

Given, a number having 7 at its one’s place will have 3 at the one’s place of its cube.

We have to determine if the given statement is true or false.

Example: consider a number having 7 at its one’s place.

Let the number be 17

Cube of number = (17)³

= 17 × 17 × 17

= 289 × 17

= 4913

Similarly, (27)³ = 19683

The number having 7 at its one’s place will have 3 at the unit’s place of its cube.

✦ Try This: A number having 5 at its one’s place will have 5 at the one’s place of its cube. State whether the statement is true or false.

☛ Also Check: NCERT Solutions for Class 8 Maths

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NCERT Exemplar Class 8 Maths Chapter 3 Problem 75

A number having 7 at its one’s place will have 3 at the one’s place of its cube. State whether the statement is true or false

Summary:

The given statement, ”A number having 7 at its one’s place will have 3 at the unit’s place of its cube” is true.

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☛ Related Questions:

• The cube of a one digit number cannot be a two digit number. State whether the statement is true or . . . .
• Cube of an even number is odd. State whether the statement is true or false
• Cube of an odd number is even. State whether the statement is true or false