Question

2. Square of which of the following number is odd: a) 284 b)300 c)495 d)172 ​

Answer 1

Answer:

Correct option is

C

431

The last digit of the square of 431 is 1(1×1=1), which forms an odd number

Also as we know that the square of any even digit will also be the even and square of any odd digit will also be the odd number

Hence, C will be correct answer.