Question

Seeing the value of the digit at unit's place, state which of the following can be square of a number :

(i) 3051 (ii) 2332

(iii) 5684 (iv) 6908

(v) 50699

Answer 1

We know that the ending digit (the digit at units place) of the square of a number is 0, 1,4,5,6 or 9

So, the following numbers can be squares :

3051, 5684, and 50699 i.e., (i), (iii) , and (v)