Question

446223 is obviously not a perfect square. Give reason.

• A. Last two digit is 23
  
• B. Number ends with 3
  
• C. Number starts with 44
• D. Data insufficient
  

Answer 1

The correct option is B Number ends with 3

All the perfect square end with $0,1,4,5,6,9$

Since $446223$ ends with $3$

Hence, it is not a perfect square.

Option B is correct.