Question

222222 is not a perfect square. Give reason.

• A. Because last two digits are $22$
  
• B. Numbers ends with $2$
  
• C. Because the sum of digits is $12$
• D. Data insufficient
  

Answer 1

The correct option is B Numbers ends with $2$

$222222$ is not a perfect square as a perfect square never ends in $2$.

Perfect square always ends with $0,1,4,9,6,5$ or $9$.