A number has 2 in its unit place; then its square can be:
Show answer & explanation
Correct answer: B
Explanation
Given:
The units place of a number = 2
If the units digit of a number is 2, then the units digit of its square = 2² = 4
12² = 144
22² = 484
32² = 1024
In all of these, the units digit = 4