A number having 7 at its one’s place will have

Question:

A number having 7 at its one’s place will have 3 at the unit’s place of its square.

Solution:

 False

Square of 7 = 7 x 7 = 49

Square of 17 = 17 x 17 = 289

Square of 27 = 27 x 27 = 729

and so on.

Leave a comment