Question

the square of which of the following numbers would be an odd number or even number ?? why?? I) 727
ii) 158
iii) 269
iv) 1980​

Answer 1

Answer:

i) odd

ii) even

iii) odd

iv) even

Step-by-step explanation:

if unit digit be odd then square also odd number

if unit digit be even or zero square aslo even number