Question

What will be the unit digit of the square of 272?

• A. 1
• B. 4
• C. 3
• D. 8

Answer 1

Answer: (B)

4

Unit digit of $272$ $\to$ $2$

$2\times 2$ $\to$ $4$

Hence, Unit digit of $272\times 272$ $\to$ $4$

Hence, Option B is correct.