Question

Which of the following numbers will have 6 in the units place?

• A. ${45}^2$
• B. ${46}^2$
• C. ${24}^2$
• D. ${52}^2$

Answer 1

Answer: (B), (C)

The correct options are
B

${46}^2$

C

${24}^2$

If the digit in the units place of a number is 4 or 6, then its square will always have 6 in its units place.

Hence ${46}^2$ and ${24}^2$ will have 6 in its units place.