Question

The square of which of the following numbers would be an odd number/an even
number? Why?
(i) 727 (ii) 158 (iii) 269 (iv) 1980

Answer 1

answer:-

1)727

since 727 is odd number

it's square is also an odd number

2)158

since 158 is an even number

it's square is an even number

3)269

since 269 is  an odd number

it's square is an odd number

3)1980

since 1980 is an even number

it's square is an even number

hope it is helpful....

Answer 2

Answer:

i) 727 = 528529

ii) 158 = 24964

iii) 269 = 72361

iv) 1980 = 3920400

1 st and 3rd  will have odd numbers as the square.

2nd and 4th will have even numbers as the square.