Question

If the number at the units place is 4 or 6, what will be the units place of the square of the number?

• A. 4
• B. 6
• C. (a) and (b) above.
• D. None of the above

Answer 1

The correct option is B 6

If the number at units place is 4 or 6 then number at units place of square of number will be 6.

For example:
Consider the number 14.
${14}^2=196$
The number at units place is 6.

Consider the number 16.
${16}^2=256$
The number at units place is 6.