Question

Write the units digit of the cube for $71$.71

• A. $1$
• B. $2$
• C. $5$
• D. $3$

Answer 1

The correct option is A $1$

Given, the number is $71$.

Here, the units digit is $1$.

We know, the cube of $1$, i.e. $1^3=1$, whose units place is $1$.

Therefore, the units digit of the cube of $71$ is $1$.

Hence, option $A$ is correct.