Question

3. A number ending in 9 will have the units place of its square as
(a) 3
(b) 9
(c) 1
(d) 6​

Answer 1

Answer:

The square of 9 is 81. And the unit place of the square of 9 is 1. So a number ending in 9 will have the units place of it's square as 1. The answer is 1. Hope it helps u mate