When a number is divided by 7, leaves 1 as the remainder. When the cube of this number is divided by 7, what will be the remainder?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. 1.
Let the number be 8
When 8 is divided by 7, the remainder is 1
Thus,
When the cube of the number is divided by 7
⇒ (8)3/7 or 512/7
the remainder will be 1