Question

2i) Which of the following can be a perfect  square:
a)a number ending in 2    
b) a number ending in 3 or 7    
c) a number ending with odd number of zeros 
d) a number ending with even number of zeros​

Answer 1

Answer:

a number ending in 2 is the right answer

Answer 2

Answer:

d)a number ending with even number of zeros